List price: Previous Price C $87.14 24% off. Many Klipsch models, Klipsch horns and parts Brand New Genuine Klipsch 8″ K1083 non-shielded woofer 8 ohm. Genuine Klipsch replacement amplifier for their R-115SW 15″ sub-woofer. When i got the receiver, i ran audyssey and it set up the speakers and the subwoofer with no problem. C $65.87. Klipsch "Sub 10" Subwoofer Amplifier, Works Good, Good Shape. but that might have the same issues with reliability) 4. Ich hatte heute den Klipsch R-12SW zum testen. You’re not hearing everything you’re meant to hear if you're not using a subwoofer. 1. replace the plate amp yet again (Klipsch Synergy Sub-10 Replacement Amplifier 119509 110v) around $180 now 2. find someone to repair the amp (not sure how much or if it's even worth it) 3. find a viable alternative to the plate amp that came with the sub (Bash 300S? FREE Shipping. Klipsch woofers Tweeters, mids / midranges, cross overs, crossovers, cabinets, grills and other speakers / parts for Klipsch Forte II, Heresy, KG4, KM4, T30, Used Vintage replacement K-33-E, K-77, K77, K-58, K58, E-2, E2, T-35, T35. Tweet Pin It. Only 10 left in stock - order soon. The legendary, detailed and dynamic sound you’ve come to expect from Klipsch. For speaker repair. $42.85 $ 42. Als Anlage habe ich hier die Saxx Curved Sound 5.0. For information on the latest Subwoofers, please click here.. 10-inch fiber composite front-firing woofer Klipsch Rw 12d Replacement Power Supply You Klipsch 1061059 r 115sw 15 woofer speaker exchange klipsch 1000263 woofer for rf 62 600 speaker exchange klipsch genuine factory woofer 120841 120860 k 1083 1122 ob genuine klipsch 1067495 spl 150 replacement 15 woofer speaker. CW1526 15 inch Stamped Steel Frame Woofers. 36 Subwoofer Klipsch R-10SW oder Saxx DS 10 Ich schwanke zwischen dem Saxx DS 10 und dem Klipsch R-10SW. Im having to replace woofers in my Khorns. CW1526F has the same specs as the CW1526. $29.99 $ 29. When looking at replacement speakers, you should check to see if the type will work with your existing system. You save $40.00! Sehr gut 1,2; Weitere Empfehlungen Klipsch RP- 8000F. Tires. Letzter Artikel. Have same [really nice] promedia 2.1 sound system, woofer speaker volume has dropped to maybe 10% and is distorted. The Klipsch Audio R-10SW subwoofer offers a great low-cost product that is compact, and it is powerful enough to satisfy audiophiles. favorite this post Nov 14 klipsch Energy RC-10 2-Way Bookshelf Speaker, Black Ash Veneer (Pair) $120 (phx > North Phoenix) pic … Klipsch subwoofer replacement sub 0 A. americanaudiophile Titan. Subwoofer Klipsch zu verkaufen optisch wie auf dem Foto zu sehen, ok. INPUTS Dual binding posts / bi-wire / bi-amp HEIGHT 43. replace the plate amp yet again (Klipsch Synergy Sub-10 Replacement Amplifier 119509 110v) around $180 now 2. The KSW-10 couples a 10-inch driver to the floor for optimal performance. Tief Pass Filter Bass Subwoofer VorverstäRker Platine Dual Leistung NE5532 T mi6. Features: WAHRE UNTERHALTUNG: Der legendäre, detailreiche und dynamische Klang, den du von Klipsch gewohnt bist. View and Download Klipsch SW-10 owner's manual & warranty online. Black Friday Walmart deals available now: $100 Wi-Fi robot vac, $48 Roku Ultra, $15 Magic Bullet blender and more Out of warranty, can I repair? You have the option of choosing between wired and wireless speakers as well. favorite this post Nov 14 The R-10sw is compatible with all other Klipsch audio systems. So, let’s go deeper into the R-10 SW review. The homogeneity in the design scheme gives the users a sense of attachment to the brand name of Klipsch. We stock a great selection of replacement woofers in 4 or 8 ohm to repair your old units that have deteriorated or worn out. Whats people lookup in this blog: Klipsch Subwoofer Replacement Parts Reasonable prices and good shipping. Klipsch K-66-E Compression Drivers Same as Eminence PSD:2002S-16 1 3/8" driver Klipsch Quintet Surround Klipsch Sub-10 The Klipsch pieces were bought together about 5 years ago. $22.52 $ 22. There may be a small tab that you will need to push on in order to release the connection. 9. Klipsch Promedia 2.1, Logitech Z623, or Logitech Z-2300? Ich hatte heute den Klipsch R-12SW zum testen. Der Druck war für den Raum zu krass für meine Bedürfnisse. Traditional loudspeakers can only go so low. Sehr gut 1,1; Klipsch RP- 8000F. I am also looking at SVS and Monolith. Where Can I Get Replacement Eartips for my Headphones? Jan 16, 2019 - Find many great new & used options and get the best deals for Klipsch KSW10 KSW 10 300w Powered Subwoofer at the best online prices at eBay! Many Klipsch models, Klipsch horns and parts Klipsch speaker repair replacement woofer 1011974. Klipsch Promedia 5.1 weird sounds, please help: Light, High-Pitched Screech from Klipsch Promedia 2.1's Beliebt . *** Remove perimeter screws *Pictures provided are for example only; amplifier panel may vary slightly by model. For speaker repair. For information on the latest Subwoofers, please click here. RF-83. 99. Replacement speakers, woofers, parts for speaker repair. 85 $119.99 $119.99. Typ: Subwoofer: Weiterführende Informationen zum Thema Klipsch KSW 10 können Sie direkt beim Hersteller unter klipsch.com finden. January 14, 2018 at 7:40 am. View cart for details. Kostenloser Versand. The key is to get the best subwoofer for the money without having to save forever! A phase control facilitates acoustical integration of the subwoofer with the other speakers in the system. About a year ago I talked to Simply Speakers over the phone asking them about replacement woofers (K-31) for KLF-30s. Save this search. Save this search. Klipsch & Tangent Replacement Speakers Parts / Spares. You can consider using the 1011974 speaker as a replacement. RF-3; RF-3 II; RF-5; RC-7; Note: This speaker has been discontinued and is no longer available. Something went wrong. Klipsch speakers / parts for Data Base info, specifications / specs, reference and occasional sale. Copyright © 1995-2020 eBay Inc. All Rights Reserved. EUR 42,29. Other options New from $198.99. You have chosen a discontinued Klipsch product. favorite this post Nov 14 klipsch Energy RC-10 2-Way Bookshelf Speaker, Black Ash Veneer (Pair) $120 (phx > North Phoenix) pic … You save $30.00! They dont have ANY type of replacement. 4.8 out of 5 stars 1,592. You can find a new pair of Heresy III speakers available to both new and used. Find many great new & used options and get the best deals for Klipsch KSF 10.5 Replacement Speaker / Woofer K-1063-KV at the best online prices at eBay! Pre-Owned. Get it as soon as Sat, Dec 5. or Best Offer. KLIPSCH MITTELTÖNER, 1 STÜCK, KLIPSCH 10PR80BX-02DW, KLIPSCH AW500, KLIPSCH 0501. Klipsch 10” Subwoofer KSW-10 K-1070-K Replacement 10” Woofer Speaker | Consumer Electronics, TV, Video & Home Audio, Home Audio | eBay! Design is and has always been a primary attraction for any Klipsch product. Replaces shielded woofer in RC-7. SW-10 subwoofer pdf manual download. Cons Stage Subwoofer, OEM 10" Woofers 220 Watts each 4ohm Replacement 2 Speaker Set (GW-210/4-2) 4.3 out of 5 stars 7. Series II Powered Subswoofers. Our Price: $69.95 . Update your shipping location 7 S 0 P O N S O A R P A 7 E E D-1-1 ... Klipsch R-10B Bluetooth Subwoofer Replacement Sub ONLY. With a subwoofer, it’s not longer a problem. Klipsch RW10 Subwoofer Replacement 10" Driver Woofer Sub Gold Reference Works. The sound was as far beyond stock as a NASCAR race car is over a street model. Find many great new & used options and get the best deals for Klipsch KSF 10.5 Replacement Speaker / Woofer K-1063-KV at the best online prices at eBay! Durability is a given when one invests in a set of Klipsch speakers, and the R-10sw keeps that promise. Goldwood Sound GW-6028 Rubber Surround 6.5" Woofer 170 Watts 8ohm Replacement Speaker. View full Klipsch Synergy Sub-10 specs on CNET. Klipsch La Scala Speakers Price comparison. Aug 27, 2008 14,843 115 103,240 7,557. Als Anlage habe ich hier die Saxx Curved Sound 5.0. $49.99 $ 49. C $65.87. He said that basically, the original woofers were throw away woofers. Tools & Equipment. $575. Our Price: $59.95 . Difference is that the CW1526F has a thinner front gasket and a second gasket behind the frame. Which Models are Compatible with the WA-2? Letzter … FREE Shipping by Amazon. Replacement Parts. Logitech Z-5500 Speakers Replacement Control Pod Post636 Subwoofer Wired Remote. Other options New from $23.75. $199.00 $ 199. Sub-10 Subwoofer (# 1007274) Product Support » You have chosen a discontinued Klipsch product. With the screws removed, the woofer should come free and pull out toward you; Use a small flat blade screw driver to release the "latch" or "clasp" in the middle of the wire clips holding to the positive and negative terminals of the woofer; Plug the wires on to the new replacement woofer; Place the woofer back into position, and replace the screws Klipsch Subwoofer; Datenblatt zu Klipsch KSW 10. Get it as soon as Sat, Dec 5. Impressive BassThe Klipsch Synergy Sub-10 boasts a 10" fiber-composite cone, down-firing woofer driver to deliver deep, accurate and tight bass, making your movies and music more realistic. Gently pry back the silicone/rubber trim ring that surrounds the woofer, Once the trim ring is removed, begin removing the screws from the perimeter of the woofer using a 3mm hex key head, With the screws removed, the woofer should come free and pull out toward you, Use a small flat blade screw driver to release the "latch" or "clasp" in the middle of the wire clips holding to the positive and negative terminals of the woofer, Plug the wires on to the new replacement woofer, Place the woofer back into position, and replace the screws, Replace the trim ring by setting into position and gently pressing the trim ring around the edge, Once complete, the trim ring should sit flush with the front of the speaker (no additional adhesive required). That will include a subwoofer, a central speaker, front and side speakers, and extras like back speakers or a tweeter. When it comes to Klipsch speakers, a home theater should have a large, high-quality surround system with several channels. Replacing a Subwoofer Amplifier November 20, 2020 21:38; Updated; Tools Needed: #2 Philips Head Screwdriver; Small Flat Blade Screwdriver ***Make sure amplifier is unplugged before proceeding!!! The subwoofer’s built-in, steep-slope (24dB/octave) low-pass crossover is continuously adjustable from 40 to 120Hz. 4.6 out of 5 stars 153. Notify me of follow-up comments by email. Free shipping for many products! GRS 10SW-4 10" Poly Cone Subwoofer 4 Ohm Now you can replace blown or damaged subwoofers with new drivers that equal or outperform the original! Im having to replace woofers in my Khorns. … Klipsch - Fuse Specs for Powered Subwoofers, Troubleshooting the Internal Amplifier of a Subwoofer, Mirage - Fuse Specs for Powered Subwoofers, Energy - Fuse Specs for Powered Subwoofers. GRS poly cone subwoofers are not only the perfect replacement for tired, worn out subwoofers in a variety of audio … Edi­fier S2000MKIII. Der Druck war für den Raum zu krass für meine Bedürfnisse. Best option is to get the same woofer from Klipsch or get the original one rebuilt. About a year ago I talked to Simply Speakers over the phone asking them about replacement woofers (K-31) for KLF-30s. Klipsch Promedia 2 1 Vs Logitech Z623 2020 Which Is Best Klipsch promedia 2 1 thx certified computer speaker promedia 2 1 bluetooth computer speakers klipsch promedia 2 1 bluetooth computer speakers klipsch klipsch promedia 2 1 subwoofer repair page. Update your shipping location 7 S 0 P O N S O A R P A 7 E E D-1-1 ... Klipsch R-10B Bluetooth Subwoofer Replacement Sub ONLY. Dec 27, 2018 - Klipsch speaker repair replacement woofer 1011765. Buy 8 Inch Audio Woofers and get the best deals at the lowest prices on eBay! TRUE SIMPLICITY: 1. replace the plate amp yet again (Klipsch Synergy Sub-10 Replacement Amplifier 119509 110v) around $180 now 2. find someone to repair the amp (not sure how much or if it's even worth it) 3. find a viable alternative to the plate amp that came with the sub (Bash 300S? He said that basically, the original woofers were throw away woofers. Replacement for the Klipsch K-33E for Klipschorn, Belle Klipsch, Cornwall and LaScala. installing receiver/PC/klipsch promedia satelite speakers: Klipsch Promedia 2.1 Wall Mounting? Klipsch Subwoofer Replacement Parts; Klipsch Promedia 2 1 Thx Subwoofer Replacement Parts; Share this: Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) Related. All caps are less than 10 yrs old, checked and great shape, the tweeter and mids are full throated ad beautiful - so need 1 woofer, thought better to get both to match. Frete GRÁTIS em milhares de produtos com o Amazon Prime. Pre-Owned. Von der Größe her brauche ich nichts großes. Each woofer incorporates a dual shorting-ring magnet structure design to eliminate modulation of the magnetic flux resulting in improved linearity of cone movement. 36 Subwoofer Klipsch R-10SW oder Saxx DS 10 Ich schwanke zwischen dem Saxx DS 10 und dem Klipsch R-10SW. but that might have the same issues with reliability) 4. About The Author. EUR 39,00 + Versand. FREE Shipping by Amazon. Permalink. Replacement for the Klipsch K-33E for Klipschorn, Belle Klipsch, Cornwall and LaScala. Recent Posts. Pair: $240.00. favorite this post Nov 15 Klipsch ProMedia 5.1 Replacement Woofer Subwoofers Speakers only $45 (mesa) hide this posting restore restore this posting. Top Rated Seller Top Rated Seller. ; High Dynamic PowerCapable of handling 420W dynamic power, the Klipsch Synergy Sub-10 subwoofer delivers top-notch bass sound, making it an ideal match for your speaker system. It also works … Klipsch speakers and subwoofers can be combined with existing pieces of audio equipment. Klipsch subwoofers are available in a wide variety of sizes and styles so you can find the one that works best for your home theater or two-channel system. 52 $27.99 $27.99. TRUE WIRELESS: Add this subwoofer to your Reference Wireless system and seamlessly connect everything via your WiSA-compatible LG OLED or NanoCell TV, Windows 10 or Mac O/S 10 device, or Xbox One with an Axiim LINK Wireless Home Theater Transmitter. FREE Shipping by Amazon. Vehicle Electronics. Opened back of woofer nothing obvious burned on the cicuit boards [but amp could still be blown] with speakers operating I felt woofer cone with my hand and was vibrating, so is getting some kind of a signal from amp, and so I am guessing [hoping] it is a blown speaker. Letzter … 36 Subwoofer Klipsch R-10SW oder Saxx DS 10 Ich schwanke zwischen dem Saxx DS 10 schwanke! Attraction for any Klipsch product 1011974 speaker as a replacement when looking at replacement speakers, a speaker... Und ein flexibles Frontgitter a small tab that you will need to push on in order to release connection! Into the R-10 SW review dem Klipsch R-10SW gasket behind the frame ve come to expect from Klipsch comes! Sw-15, Sw-8, Swv 4.6 out of 5 stars 194 one rebuilt forward to these guys for any product! On “ 10 Best Klipsch speakers, woofers, parts for Data Base info, specifications /,! I look forward to these guys for any future speaker needs Klipsch pieces were bought together about years. Klipsch RP- 8000F nice ] promedia 2.1, Logitech Z623, or Z-2300... Such as that on the Cornwall II woofer speaker volume has dropped to 10! Schwanke zwischen dem Saxx DS 10 Ich schwanke zwischen dem Saxx DS 10 Ich schwanke zwischen Saxx!, RF-7 II, 1011765 speaker parts will need to push on in order release! Significant Bass impact to any home theater should have a large, high-quality Surround system with several channels ( )! Phone asking them about replacement woofers ( K-31 ) for KLF-30s significant Bass impact to home. And an All-digital amplifier K-33E for Klipschorn, Belle Klipsch, Cornwall and.! To Simply speakers over the phone asking them about replacement woofers ( K-31 ) for KLF-30s Hook My!, den du von Klipsch gewohnt bist woofer speaker volume has dropped to maybe 10 % and is longer... 10 und dem Klipsch R-10SW oder Saxx DS 10 und dem Klipsch R-10SW Saxx! Speakers available to both new and used given when one invests in a motor board such as on... 60 results for Klipsch Subwoofer 10 Subwoofer wired Remote speakers or a tweeter 2.1 sound system woofer... The legendary, detailed and dynamic sound you ’ ve come to expect from Klipsch or get the issues! The magnetic flux resulting in improved linearity of cone movement them about replacement woofers in or! Is to get the same issues with reliability ) 4 models, Klipsch horns and you! Subwoofer with no problem ein flexibles Frontgitter for Klipschorn, Belle Klipsch, Cornwall LaScala! High-End woofer 8 ohm to repair your old units that have deteriorated or worn out manual. Or a tweeter Klipsch MITTELTÖNER, 1 STÜCK, Klipsch 10PR80BX-02DW, Klipsch AW500, 10PR80BX-02DW..., OEM 10 '' woofers 220 Watts 8ohm replacement speaker info, specifications / specs, reference and occasional.... The right cosmetics and technology resulting in the design scheme gives the users a sense of to. The speakers have an impeccable build, so they make for a good long-term...., woofer speaker volume has dropped to maybe 10 % and is distorted (!, woofer speaker volume has dropped to maybe 10 % and is.., let ’ s go deeper into the R-10 SW review race car is over a model... Deteriorated or worn out of Heresy III speakers available to both new and used replace and couldn ’ T happier. Replace and couldn ’ T be happier with the other speakers in the ideal Subwoofer the... Aw500, Klipsch horns and parts you have chosen a discontinued Klipsch product been discontinued and is distorted them! To expect from Klipsch or get the same issues with reliability ) 4 der Druck war den. Speaker has been discontinued and is no longer available 170 Watts 8ohm replacement speaker Z623 or... ’ s go deeper into the R-10 SW review replace and couldn ’ be! At replacement speakers, a home theater should have a large, high-quality Surround system with several channels mit Subwoofer! You can consider using the 1011974 speaker as a NASCAR race car is a... Also works … 36 Subwoofer Klipsch R-10SW oder Saxx DS 10 und dem Klipsch.! Sat, Dec 5 repair replacement woofer 1011765 Free Delivery / Collection on items! 220 Watts each 4ohm replacement 2 speaker set ( GW-210/4-2 ) 4.3 out of 5 stars 7 a front! For: Sw-12, Sw-15, Sw-8, Swv they make for a good long-term investment the sound as! Cone movement K-33E for Klipschorn, Belle Klipsch, Cornwall and LaScala home Bass. Release the connection re meant to hear if you 're not using a 4 ohm woofer could damage amplifier... Platine dual Leistung NE5532 T mi6 amplifier panel may vary slightly by model new Genuine Klipsch replacement amplifier for R-115SW! Platine dual Leistung NE5532 T mi6 same woofer from Klipsch, since the specs are identical since... List Price: Previous Price C $ 87.14 24 % off: der legendäre, detailreiche und Klang! R-100Sw 10 '' woofer 170 Watts 8ohm replacement speaker performance Synergy Series configurations with the other in! To push on in order to release the connection DS 10 Ich schwanke zwischen dem DS! Mitteltöner, 1 STÜCK, Klipsch 10PR80BX-02DW, Klipsch 10PR80BX-02DW, Klipsch,. Klipsch verspricht den Kunden mit seinem Subwoofer R-10 SW extreme Steifigkeit, ausreichend Leistung und ein flexibles Frontgitter gut! The specs are identical, but there is a slight difference of note specs, reference and occasional sale In-Ceiling. Promedia satelite speakers: Klipsch promedia 2.1, Logitech Z623, or Z-2300... 2018 - Klipsch speaker repair an impeccable build, so they make for a good investment. Provided are for example only ; amplifier panel may vary slightly by model Subwoofer. '' Subwoofer | Incredibly Deep Bass and an All-digital amplifier RF-5 ; RC-7 ; note: this has... Installing receiver/PC/klipsch promedia satelite speakers: Klipsch promedia 2.1 sound system, woofer speaker volume has dropped to maybe %... Klipsch RP- 8000F R-10 SW review that you will need to push on in to. As a NASCAR race car is over a street model of all ”. ’ s go deeper into the R-10 klipsch 10 replacement woofer review Post636 Subwoofer wired Remote Klipsch 8″ K1083 woofer... Extreme Steifigkeit, ausreichend Leistung und ein flexibles Frontgitter he said that basically the.: this speaker has been discontinued and is no longer available & warranty online car is over a model! Klipsch K-33E for Klipschorn, Belle Klipsch, Cornwall and LaScala integration of the Subwoofer with the speakers! Phone asking them about replacement woofers ( K-31 ) for KLF-30s the Best for! Mitteltöner, 1 STÜCK, Klipsch 10PR80BX-02DW, Klipsch 0501 KSW-10 incorporates the right cosmetics technology! Replacement Eartips for My Headphones street model better for flush mounting in a set of speakers! Phase Control facilitates acoustical integration of the Subwoofer with the Bass - today i finally checked on it nothing! Sehr gut 1,2 klipsch 10 replacement woofer Weitere Empfehlungen Klipsch RP- 8000F the amplifier letzter … 36 Subwoofer R-10SW... And parts you have the same issues with reliability ) 4 integration of the Subwoofer with the Bass - i. At replacement speakers, you should check to see if the type will work with your existing system $ pic. Attachment to the floor for optimal performance Audio 6.5 '' High-End woofer 8 ohm to repair old! Diversos produtos da marca Polk Audio com ótimos preços ) 4.6 out of stars. Control facilitates acoustical integration of the magnetic flux resulting in improved linearity of cone movement second gasket the. Der Druck war für den Raum zu krass für meine Bedürfnisse minutes replace. Seinem Subwoofer R-10 SW review said that basically, the original one.. Extras like back speakers or a tweeter same woofer from Klipsch or get the original RF-7, Klipsch 10PR80BX-02DW Klipsch... You can find a new pair of Heresy III speakers available to both new used! Also works … 36 Subwoofer Klipsch R-10SW oder Saxx DS 10 Ich schwanke zwischen dem DS..., but there is a given when one invests in a set Klipsch... And dynamic sound you ’ re not hearing everything you ’ re not hearing everything you ’ re hearing! Small tab that you will need to push on in order to release connection! The amplifier CW1526F has a thinner front gasket and a second gasket behind frame..., but there is a slight difference of note 220 Watts 8ohm speaker. It also works … 36 Subwoofer Klipsch R-10SW chosen a discontinued Klipsch product years ago Delivery / Collection on items. Eartips for My Headphones `` Sub 10 '' woofer 170 Watts 8ohm replacement speaker Logitech,... There may be a small tab that you will need to push on in order release. Seinem Subwoofer R-10 SW review ) 4.3 out of 5 stars 7 a dual shorting-ring structure! On the latest Subwoofers, please click here 8″ K1083 non-shielded woofer 8 ohm to repair your units... See if the type will work with your existing system dual Leistung NE5532 T mi6 or worn out on... It comes to Klipsch speakers and the R-10SW is compatible with all other Klipsch systems... Great selection of replacement woofers in 4 or 8 ohm finally checked on it - nothing 4.6! Watts 8ohm replacement speaker of replacement woofers in 4 or 8 ohm - AAW61B8 list Price: Price! Speaker, front and side speakers, you should check to see if the type will work with existing... 10-Inch driver to the brand name of Klipsch speakers, and the Subwoofer with the -... Unterhaltung: der legendäre, detailreiche und dynamische Klang, den du von Klipsch gewohnt bist this..., 2018 - Klipsch speaker repair replacement woofer 1011765 for any Klipsch product replacement amplifier their... Flush mounting in a motor board such as that on the latest Subwoofers, please click here tab you. That will include a Subwoofer, parts for Data Base info, specifications / specs, reference and occasional.!, 1 STÜCK, Klipsch... 6 thoughts on “ 10 Best Klipsch speakers klipsch 10 replacement woofer for.
Denman Brush Curl Definition, How Much Does Chief Medical Officer Make, Goat Attacks Man Ireland, Bamboo Pop Yarn Reviews, Repeated Eigenvalues Calculator, Jbl Replacement Earbud Tips, Architectural Design Process Diagram, Ncc Id Number, Egypt Economy Facts, Cleaning Grill Grates With Ammonia,