[AMRadio] HRO-50


jeremy-ca km1h at jeremy.mv.com
Tue Nov 27 17:19:51 EST 2007


Im talking about the rear ones. What serial # is your early HRO?

Carl
KM1H


----- Original Message ----- 
From: <ne1s at neandertech.com>
To: "Discussion of AM Radio in the Amateur Service" 
<amradio at mailman.qth.net>
Sent: Tuesday, November 27, 2007 4:53 PM
Subject: Re: [AMRadio] HRO-50


>
>
>
>
> ----- Original Message -----
> Subject: Re: [AMRadio] HRO-50
> Date: Tue, November 27, 2007 15:48
> From: "jeremy-ca" <km1h at jeremy.mv.com>
>
>> We got plenty of all era HRO's in for service and a jig was not used. 
>> Once
>> you got the knack it was easy. The holes in the chassis are there for a
>> reason.
>>
> Hi Carl!
>
> Are you referring to the holes in the TOP of the chassis for the high-end
> adjustments, or holes in tha back of the coil rack, under chassis, for the
> low-end adjustments? Neither of my HROs (a 2.5V heater 1935 model, & and
> HR0-7R) have the latter, so the coil racks need to be removed for the
> bottom-end-of-range adjustments. I do understand certain models had them,
> but mine don't :>(
>
> 73,
> -Larry/NE1S
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