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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+RE\:\s+73kHz\s+tests\s+tonight\s*$/: 8 ]

Total 8 documents matching your query.

1. Re: LF: RE: 73kHz tests tonight (score: 1)
Author: "Tom Boucher" <[email protected]>
Date: Wed, 13 Jun 2001 10:58:59 +0100
In message <[email protected]>, James Moritz <[email protected]> writes Only real problem so far was getting the gate driver to work - even with both sections of a TC4427 driv
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00184.html (9,956 bytes)

2. Re: LF: RE: 73kHz tests tonight (score: 1)
Author: "Rik Strobbe" <[email protected]>
Date: Wed, 13 Jun 2001 11:00:32
Petr, 'FIG Petr, That idea crossed my mind 2 years ago when building my TX (variation on the YXM design). But due to different delay times in the inverting and non-inverting drivers (I measured abt.
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00188.html (9,846 bytes)

3. Re: LF: RE: 73kHz tests tonight (score: 1)
Author: [email protected]
Date: Wed, 13 Jun 2001 05:14:50 EDT
<< One option would be to use the TC4428 driver chip. This has one inverting and one non inverting driver. Drive both inputs in parallel and connect the FET driver transformer primary, now with twice
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00189.html (9,353 bytes)

4. Re: LF: RE: 73kHz tests tonight (score: 1)
Author: "Petr Maly \(Seznam\)" <[email protected]>
Date: Wed, 13 Jun 2001 10:25:16 +0200
Could TC4428 be keyed in G3YXM design? If so, it would simplify the whole schematic. Petr, 'FIG One option would be to use the TC4428 driver chip. This has one inverting and one non inverting driver.
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00191.html (10,716 bytes)

5. RE: LF: RE: 73kHz tests tonight (score: 1)
Author: "Talbot Andrew" <[email protected]>
Date: Wed, 13 Jun 2001 08:43:43 +0100
One option would be to use the TC4428 driver chip. This has one inverting and one non inverting driver. Drive both inputs in parallel and connect the FET driver transformer primary, now with twice as
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00192.html (9,898 bytes)

6. Re: LF: RE: 73kHz tests tonight (score: 1)
Author: "James Moritz" <[email protected]>
Date: Tue, 12 Jun 2001 16:44:07 +0000
Dear Andy, LF group, What sort of TX is it? It uses the Decca circuit configuration, together with my existing 60V PSU and modulator. It uses a single PA rather than 3 in parallel, so the circuit is
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00196.html (10,154 bytes)

7. LF: RE: 73kHz tests tonight (score: 1)
Author: "Gasparik Richard" <[email protected]>
Date: Tue, 12 Jun 2001 16:07:44 +0200
That's nice...I'll run Argo during the night too...good luck Jim... 73 de Rich OM2TW Dear LF Group, I got my new 73kHz TX running with suprisingly few problems (so far...), so will try running a beac
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00197.html (9,365 bytes)

8. LF: RE: 73kHz tests tonight (score: 1)
Author: "Talbot Andrew" <[email protected]>
Date: Tue, 12 Jun 2001 14:32:00 +0100
What sort of Tx is it ? Andy 'JNT Dear LF Group, I got my new 73kHz TX running with suprisingly few problems (so far...), so will try running a beacon signal tonight on 71.924kHz, 30s dot QRSS, start
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00198.html (9,852 bytes)


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