[ForSale-Swap] FS: Parts for HP-23 Power Supply
kd4e
doc at kd4e.com
Tue Mar 11 09:10:18 EST 2008
FS: Parts for HP-23 Power Supply
The big HV transformer, smaller filament transformer,
and the choke are believed to be OK but not guaranteed.
When tested the PS showed 800v but due to loose components
it was not tested further.
Three large high power resistors, three edge meters, three
large electrolytic cans, the power cable for Heath rigs, and
various other parts.
Probably not worth shipping the chassis and 12x16x8" wood
cabinet. The supply could be restored but would require lots
of re-soldering, insulation of the electrolytic cans, and the
replacement of some parts. Best if picked up locally in the
Tampa area.
Asking only $25. picked up here in Hudson.
I may attend the Fest in NPR March 22nd gulfcoastarc.org
I will bring it there, otherwise TARCFest in Tampa in April.
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Here are the specs that this homebrew PS was designed to
meet for a Heathkit HW-101:
Input:
120 volts AC, 50-60 cycles, 350 watt maximum.
High voltage output:
820 volts DC, no load; 100 watts DC @ 250 ma.
Duty cycle: 150 ma continuous, 150 ma to 300 ma @ 50%.
Low voltage output:
(High Tap) 350 volts DC no load; 300 volts DC @ 150 ma.
(Low Tap) 275 volts DC, no load; 250 volts DC @ 100 ma.
Fixed bias:
–130 volts DC, no load; –100 volts DC @ 30 ma.
Adjustable bias:
–40 to –80 volts DC @ 1 ma maximum. Continuous duty to 20 ma.\
Filament voltage:
6.3 V. AC @ 11 amps; 12.6 V. AC @ 5.5 amps.
The power supply is in a nice wood cabinet with a marbled
faceplate, three voltage meters, a pilot light, the power
cable, the ac cable, and the speaker cable. It is 12x16x8"
Approximate specs from:
http://www.heathkit-museum.com/ham/hvmhp-23.shtml
--
Thanks! & 73, doc, KD4E
Free OS : http://www.ChurchPup.com
Based on: http://www.PuppyLinux.com
Personal: http://bibleseven.com/kd4e.html
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