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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+TDA2003\,\s+TDA2030\s+for\s+PA\?\s*$/: 3 ]

Total 3 documents matching your query.

1. Re: LF: TDA2003, TDA2030 for PA? (score: 1)
Author: [email protected]
Date: 25 Mar 2009 14:02 GMT
Dear Petr, I have just built an LF amplifier using a TBA810S to drive my antenna metering bridge. Output has been 3,5 watts at 136 kHz and 15 volts supply voltage. 500 kHz was not on the table at tha
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00242.html (10,900 bytes)

2. Re: LF: TDA2003, TDA2030 for PA? (score: 1)
Author: brian hodgson <[email protected]>
Date: Wed, 25 Mar 2009 07:16:11 -0700 (PDT)
Hi Petr - I use the TDA2030 as a pre-amplifier to produce a few watts in my 136 kHz linear PA. The spec implies that it should still have some useful gain at 500 kHz - I'll be most interested to hear
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00273.html (11,615 bytes)

3. LF: TDA2003, TDA2030 for PA? (score: 1)
Author: Petr Malư <[email protected]>
Date: Wed, 25 Mar 2009 14:38:37 +0100
Hi all, My intention is to build a small transmitter up to some 10W for 136 and 505 kHz, this time not the D class, but B or AB class. I think of employing AF amplifiers such as TDA2003, TDA2030, or
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00420.html (9,501 bytes)


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