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Total 7 documents matching your query.

1. [RFI] HVAC RFI (score: 1): Author: Steve London <n2icarrl@gmail.com>; Date: Wed, 17 Jul 2024 12:25:25 -0600; I have a 20 year old forced hot air, gas furnace. Still working fine, but it will need to be replaced in the next few years. I would also like to add A/C to the mix. Anything new in that area ? There; /archives//html/RFI/2024-07/msg00016.html (7,392 bytes)
2. Re: [RFI] HVAC RFI (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Wed, 17 Jul 2024 11:35:27 -0700; Hi Steve, Controllers for variable speed motors are notoriously noisy, and should be avoided. Yes, they are more efficient. 73, Jim K9YC _______________________________________________ RFI mailing li; /archives//html/RFI/2024-07/msg00017.html (7,539 bytes)
3. Re: [RFI] HVAC RFI (score: 1): Author: Steve Dyer W1SRD via RFI <rfi@contesting.com>; Date: Wed, 17 Jul 2024 11:40:57 -0700; Conversely I have ECM's on both the indoor and outdoor units and the compressor is a VFD. No RFI. It depends on the vendor, their OEM's, etc. Best advice is find an installer that will take the time; /archives//html/RFI/2024-07/msg00018.html (8,068 bytes)
4. Re: [RFI] HVAC RFI (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Wed, 17 Jul 2024 12:00:24 -0700; On 7/17/2024 11:40 AM, Steve Dyer W1SRD via RFI wrote: Conversely I have ECM's on both the indoor and outdoor units and the compressor is a VFD. No RFI. It depends on the vendor, their OEM's, etc. Be; /archives//html/RFI/2024-07/msg00019.html (7,916 bytes)
5. Re: [RFI] HVAC RFI (score: 1): Author: Gary Johnson via RFI <rfi@contesting.com>; Date: Wed, 17 Jul 2024 13:08:15 -0700; My brand new Carrier Infinity HVAC system is totally RFI quiet. Multiple adjustable speed drives. Except for the big compressor, the drive electronics are integrated into the motor housings, eliminat; /archives//html/RFI/2024-07/msg00022.html (8,563 bytes)
6. Re: [RFI] HVAC RFI (score: 1): Author: James Jordan <k4qpl2@gmail.com>; Date: Wed, 17 Jul 2024 18:40:45 -0400; I also have a Carrier Infinity system. A really great product and I have never experienced any RFI from it. More importantly, the variable speed components save a LOT of electricity and are so quiet; /archives//html/RFI/2024-07/msg00024.html (9,568 bytes)
7. Re: [RFI] HVAC RFI (score: 1): Author: Gene Smar via RFI <rfi@contesting.com>; Date: Thu, 18 Jul 2024 14:38:10 +0000 (UTC); I recently replaced our second floor heat pump system in a home remodeling project. I explained to the GC, in plain English, that I didn't want a replacement unit that would cause interference to my; /archives//html/RFI/2024-07/msg00030.html (8,257 bytes)

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