[FLWSS] Marker Note 0229

George Presley k4rsv at bellsouth.net
Fri Feb 29 21:58:45 EST 2008


This is the latest marker project interest list. The numbers are looking
good. The count is 15.  

K0VXM K4RSV K4SOC KI4NPV N2CEI NN4AA WA2IID WA4BKC K4HV

W1LVL K4ILT KC4ZVW  New: K4STO K4AC W3IIT

Presently we are getting quotes for the Ref. oscillator. This is the major
cost item. 

Joe (KI4NPV) is providing a 48 MHz source to test preliminary circuit
concepts.

Here are the most solid features desired to date:

1) Operate from 12v and as low of current drain as possible.
2) Research best Ref. Osc. possible verse quantity and price.
3) Built-in 100KHz offset marker with additional AUX input. *This offset
   feature is a DSSB mixer on the output. You can call it an AM modulator,
   if you wish, by also generating a 1KHz offset too. Any interest?  
4) Provide markers for the harmonic related band 1296 thru 10 GHz plus 144
   and 432.
5) Some form of signal level control. If we can't provide control, being
   able to calibrate to a known level, may be sufficient. User provides
   attenuators. 
6) A handle on top. 

???????????   

George K4RSV




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