[Premium-Rx] WJ display help???

L D Ritta ufp at optusnet.com.au
Thu Mar 20 08:07:37 EST 2008


Hello Everyone

I have a display which looks like a WJ display which was reworked for 
airbourne use. It has four controls
a marker on/off center/freq sweep/width gain the sweep width has 4 setttings 
25kc 50kc 100kc 300kc
out the back of the chassis are 6 wires two of which are for the 115V for a 
filament transformer thru a hole marked J-602 and a bnc connector J-601 the 
unit is all tubes the crt is V-601. I hope this is enough information.

Now for my questions apart from the 115V for the filaments what are the 
other power requirements?
what frequency do I need to drive it? Can I use it with my URR-74? BTW apart 
from the crt it has 12 tubes.

I hope someone here can help me, thanks in advance.


73 Lee VK5ABC




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