[Heathkit] SB-220 meter question

Mark K3MSB mark.k3msb at gmail.com
Sun Aug 14 16:00:39 EDT 2016


Oh crud I misread the subject; Sorry about that.  I have the SB-220 meter
info somewhere...

73 Mark K3MSB

On Aug 14, 2016 3:58 PM, "Mark K3MSB" <mark.k3msb at gmail.com> wrote:

> SB-200 Meters
>
> 280 mV for full scall deflection
> 1400 ohms measured resistance.
>
> Full scall deflection current = 0.28 / 1400 = 200 uA
>
> 73 Mark K3MSB
>
> On Aug 14, 2016 3:51 PM, "Ron Bussiere via Heathkit" <
> heathkit at mailman.qth.net> wrote:
>
>>
>> Hi. I was wondering if anyone had the following, about the 2 meters used
>> in the SB-220 amp:
>>
>> I know the P/Ns:
>>
>> 407-147 Plate current meter
>> 407-146 Multimeter
>>
>> I would like to know the specs. Nowhere in the manual is there a
>> description of the value.  They sure look the same, except for the face, of
>> course.
>> 0-1 ma or ?????
>>
>> thanks!
>>
>> ron
>> N4UE
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