4-1000A used ok, Amperex $100
450TL little used Amperex $100
4-400A used tested good $40 ea
3-400Z weak pair $50
4CX250B used good $20
4CX250F used tested good $20 ea
4CX250FG used tested good $30 (one left)
4X150A pull (one left) $5
4X150D pulls $5 ea
4-125A little used $10 ea.
WL 1B41 Westinghouse (radar spark gap?) $10 ea
and a ....
Eimac 4CW100000D (yes, that is the correct number of 000's)
with Socket mounted in very professionally made subchassis
and FIlament transformer (10V 295A)
plus Radiator and plumbing
$2000 USD plus shipping, if necessary
This tube was used in a piece of test equipment as a series
regulator!, mostly for it's voltage handling capability and dissipation
characteristics. The plate circuit was connected with #22 wire that
really looked out of place!!! :-)
****************** SOCKETS **********************
"New" shiny (the filament pins were once connected) Eimac SK 510 socket
(for 4-1000A) $55
New but, tarnished from sitting around for 30? years, $45
Used SK 510 sockets $30
Overused SK 510 socket $15
New Amperex S3703 metal frame sockets modified for 4-1000A, $25 pair
Homebrew 4-1000A socket. Awfully nicely machined parts on a fiberglass
base.
Someone put WAY MUCH more work into this than
buying a socket could possibly have ever cost. $5
Johnson 122-275 5 pin giant socket (for 3-400Z, 3-500Z, 4-400A)
used, but very clean & shiny $30 pair
New chimneys for 3-400Z $10 ea
Eimac SK 610 (cathode grounded) 4CX250 family sockets used $30 pair
Eimac SK 606 Chimneys like new! :-) $10 ea.
Eimac SK 626 Chimney $10
Johnson 122-244 4 pin super jumbo tube sockets EIA bases
A4-14, A4-15 & A4-18 New (bright) $12, new (dull) $8,, used $5 ea
Used "ring" style 4 pin sockets with a small metal post similar to
Johnson 122-234, fit 5D21, 705A, 715A/B (per the Johnson catalog) $5 ea
All of the above plus shipping if necessary, naturally! :-)
Contact: Marv, WC6W, 310 649 3111 (reasonable hours Pacific
Time please) or via: WC6W@Juno.com
*
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