[volt-nuts] Lamp in Heath
Dick Moore
richiem at hughes.net
Fri Sep 3 21:46:10 UTC 2010
Thanks guys. If I were going to design it, that's the one I would have chosen, given the signal level.
On Sep 3, 2010, at 4:45 AM, volt-nuts-request at febo.com wrote:
> Message: 8
> Date: Fri, 03 Sep 2010 10:30:50 +1200
> From: Bruce Griffiths <bruce.griffiths at xtra.co.nz>
> Subject: Re: [volt-nuts] Feedback lamp in Heath Sine-Square Generators
> To: Discussion of precise voltage measurement <volt-nuts at febo.com>
> Message-ID: <4C80259A.3060500 at xtra.co.nz>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> Bruce Griffiths wrote:
>> Dick Moore wrote:
>>> Anybody know the type of lamp used for L1, the feedback AGC element
>>> in the Heath IG-18, IG-5218, SG-5218 Audio Sine-Square Generators?
>>>
>>> Best,
>>> Dick Moore
>>> _______________________________________________
>> The IG18, IG5218 circuits have no lamp for AGC.
>>
>> Bruce
>>
>>
> Oops just spotted the lamp.
>
> Type 327??
>
> Bruce
>
>
> ------------------------------
>
> Message: 10
> Date: Fri, 3 Sep 2010 11:45:07 +0000 (GMT)
> From: Robert Atkinson <robert8rpi at yahoo.co.uk>
> Subject: Re: [volt-nuts] Feedback lamp in Heath Sine-Square Generators
> To: Discussion of precise voltage measurement <volt-nuts at febo.com>
> Message-ID: <403436.51101.qm at web27106.mail.ukl.yahoo.com>
> Content-Type: text/plain; charset=iso-8859-1
>
> GE 327,
> Common aircraft and industrial 28V 40mA midget flange.
> ?
> Robert G8RPI.
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