[ForSale-Swap] FS: Air variable capacitors

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*********** Air Variable Capacitors ********
 
Cardwell XR-1000PS 1000pF About 4.5" x 4" x 3.5" overall including plate
travel. .025 air gap. Used, Good condition.  $25 ea
 
Cardwell XR-1000HS (about 950pF max measured) These have slightly
contoured plates for improved tuning resolution at minimum C.  .025 air
gap.  About 4.5" x 4" x 3.5" overall including plate travel.  Used, Good
condition.  $25 ea
 
Cardwell XR-900PS? -- 4 fewer plates than the above units (30-900pF
measured)  .025 air gap.  About 4.5" x 4" x 3.5" overall including plate
travel and mounting ears. used, Good condition.  $25  
 
Hammarlund SM-50-X, 7.5-50pF, .064 air gap, Just under 2" x 2" x 2"
overall not including 1/4" shaft.  Good condition.  $10.  
 
Johnson T9-5 miniature vertical PC mount trimmers 1.9-15.7 pF, Silver
Plated machined plates -- NOS  2/$1
  
Johnson 154-1,  12-244pF,  .05" air gap, about 3" x 3" x 3" overall. 
Rear shaft has been cut flush with bushing and the rear mounting tab has
been shortened a mite.  Otherwise, excellent condition, $25.
 
Johnson 154-34-3,  20-400pF, looks like .03" air gap, about 3" x 3" x 3"
overall not including 1/4" shaft which is about 2-1/2" long.  Excellent
condition, $25.
 
Johnson 500E20  (modern equivalent 154-3), 500pF/2KV, looks like .05" air
gap, about 3" x 3" x 4.5" overall not including 1/4" shaft which is about
1-1/2" long.  Good condition except the rear mounting tab has been
removed and it looks like a couple of the plates arced at one time and
were subsequently filed down a mite.  $20
 
Similar to the part above but, NOT a Johnson, another 500pF/2KV, looks
like .05" air gap, about 3" x 3" x 4.5" overall not including 1/4" shaft
which is about 1-1/2" long.  Good condition except the front mounting tab
has been removed.  $25.
 
National Type DX 500pF variable capacitors, approx. 3" X 3" x 3" overall
approx .020 air gap
good condition.  $10 ea.  
 
Remler "scissors" variables.  Type 630  350pF  $25
                              Type 631  500pF  $25
 
4 Section capacitor 20-550 pF per section large receiving style
capacitor,
$25
 
 
All of the above plus shipping, if necessary, naturally.
 
Contact:  Marv  WC6W   310 649 3111 (reasonable hours Pacific Time
please) 
or via:  Marv_E_Ads at Juno.com







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