Return to KLUBNL.PL main page

rsgb_lf_group
[Top] [All Lists]
<prev [Date] next>
[Advanced]
 <prev [Thread] next>

RE: LF: audio amps for LF driver service

from [Lubos OK2BVG] [Permanent Link][Original]
To: _RSGB_LF <[email protected]>
Subject: RE: LF: audio amps for LF driver service
From: Lubos OK2BVG <[email protected]>
Date: Wed, 21 Jul 2010 18:46:56 +0200
Importance: Normal
In-reply-to: <0ac001cb28c3$a7b4d150$7900a8c0@athlon1200>
References: <0ac001cb28c3$a7b4d150$7900a8c0@athlon1200>
Reply-to: [email protected]
Sender: [email protected]
Hello Dave!
I use a stereo amp TDA7057AQ in my 137kHz driver. 
12V ..... power 7W
15V ..... power 12W

It is good up to 300kHz. 

Bob, OK2BVG, (beacon OK0EMW)

************************** 

> From: [email protected]
> To: [email protected]
> Date: Wed, 21 Jul 2010 22:58:30 +1200
> Subject: LF: audio amps for LF driver service
>
> I've seen comments here from time to time about various audio power
> amps being used for low power tx purposes - any suggestions as to
> whats a useful one for 136 up to 500 kHz at the 5 watt level or
> thereabouts?
>
> 73
> Dave, ZL3FJ
>
>

Hotmail: Důvěryhodná e-mailová služba s antispamovou technologií Microsoft Zaregistrovat =
[More with this subject...]
<Prev in Thread] Current Thread [Next in Thread>
Previous by Date:  Re: LF: Best way to connect feedline - advice appreciated, John Bruce McCreath
Next by Date:  LF: Re:Best way to connect feedline - Elevated coil question, Andy - KU4XR
Previous by Thread:  LF: RE: audio amps for LF driver service, Rik Strobbe
Next by Thread:  Re: LF: audio amps for LF driver service, Dave Brown
Indexes:  [Date] [Thread] [Top] [All Lists]