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Total 5 documents matching your query.

1. LF: TDA7498 2x100W audio PA for LF use ?? (score: 1): Author: VIGILANT Luis Fernández <[email protected]>; Date: Tue, 8 Dec 2015 09:41:33 +0000; Hi LF I have read about using old TDA2010 audio modules as exciter stages for LF amplifiers Searching the web have found that there is actually a bunch of cheap audio amplifiers based in TDA7498 whic; /rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00182.html (9,831 bytes)
2. Re: LF: TDA7498 2x100W audio PA for LF use ?? (score: 1): Author: LineOne <[email protected]>; Date: Tue, 08 Dec 2015 11:06:34 +0000; I bought a 300W amplifier kit, all the small transistors have an "ft" in the VHF region and the power transistors ft is 15MHz. Small modifications include changing the Zobel network and bypassing som; /rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00185.html (10,743 bytes)
3. RE: LF: TDA7498 2x100W audio PA for LF use ?? (score: 1): Author: VIGILANT Luis Fernández <[email protected]>; Date: Wed, 9 Dec 2015 10:37:34 +0000; Hi Hugh Were did you got the kit ? Is it still available ? 73 de Luis EA5DOM De: [email protected] [mailto:[email protected]] En nombre de LineOne Enviado el: martes; /rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00209.html (12,108 bytes)
4. Re: LF: TDA7498 2x100W audio PA for LF use ?? (score: 1): Author: Alex R7NT <[email protected]>; Date: Wed, 9 Dec 2015 15:04:33 +0300; Luis, maybe http://goo.gl/uiwOu1 I'm using class D audio PA on 136 with IR2092 chip since 2013 http://136.73.ru/d_pa/d_pa.htm 73! Alex R7NT 136.73.ru; /rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00210.html (10,045 bytes)
5. Re: LF: TDA7498 2x100W audio PA for LF use ?? (score: 1): Author: LineOne <[email protected]>; Date: Wed, 09 Dec 2015 19:27:51 +0000; It comes from HongKong via Ebay usually as a kit but also ready-built for only a little extra cost. If you look for a business called "HiFiSpot" it gives you a number of interesting thingsnow includi; /rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00215.html (13,175 bytes)

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