[Heathkit] SB-220 meter question

[Thomas Chesek]

As per the 1984 Master Parts List:

407-146  200 ua  1400 Ohms DC
407-147  150 Volts AC

Tom K3TVC



-----Original Message-----
From: Heathkit [mailto:heathkit-bounces at mailman.qth.net] On Behalf Of Mark
K3MSB
Sent: Sunday, August 14, 2016 16:01
To: bonddaleena at aol.com
Cc: Heathkit List <heathkit at mailman.qth.net>
Subject: Re: [Heathkit] SB-220 meter question

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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