[1000mp] Mark V S meter adjustment

D. J. dalej2 at mac.com
Fri May 28 05:20:24 EDT 2004



I forgot, those controls are all on the IF board which is the board 
with the filters.  Good luck.

Dale, K9VUJ









On May 28, 2004, at 4:18, D. J. wrote:

> Here's how you do it on the MKV:
>
> S-meter coarse alignment
>
> Preset VR2003 fully counter clockwise and adjust VR2003 so that all 
> S-meter segments are just turned off.  Preset the RF GAIN control 
> fully counter clockwise and adjust VR2002 so that all S-meter segments 
> are just turned on.
>
> IF gain
>
> Turn the transceiver off then press and hold in the FAST and LOcK 
> buttons and turn the transceiver on again.  Connect the RF signal 
> generator to the antenna jack and inject a +11dBu signal.  Select menu 
> function 9-1 and adjust the main VFO knob for a 1 segment S-meter 
> deflection.
>
> S-meter Full Scale
>
> Connect the RF signal generator to the antenna jack and inject a +100 
> dBu signal.  Tune for peak indication on the S-meter.  Now adjust 
> VR2002 for S9+60 dB ib on the S-meter.
>
>  Taken right out of the MKv service manual pages 3-6 and 3-7..
>
> Dale, K9VUJ
>
>
>
> On May 27, 2004, at 20:12, n3drk wrote:
>
>> How does one adjust the s meter for the Mark V? After I installed the 
>> 70 MHz
>> IF Amp Mod the s meter doesnt want to give me anything more than S5 
>> even the
>> signal is really about 20 Over 9. And yes the rf gain control is wide 
>> open.
>> 73's
>> john
>>
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>



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