Capacitors



Vacuum Capacitors & other Vacuum things


Collins 622-0193-001 low profile motor drive assembly with limit switches for a Jennings CMV1-4000 vacuum cap.  Has a gear that fits directly on the spline shaft.   $40


Fixed vacuum caps

Jennings VC-12 12pF 20KV -- $20
Jennings 50pF 86KV -- $86


Vacuum Switch & Relay
Struthers Dunn Type 78CCA109 "Keying Relay" which consists of a vacuum relay mounted on top of a small (2"x3"x4") metal enclosure.   There is a 15 pin Jones connector on the side of the box.  I believe that there are some auxiliary contacts in the box in addition to the vacuum relay.   28VDC.   $20

Jennings R1G SPST 20KV 20Amp Vacuum Switch; no solenoid -- $25



Air Variable Capacitors


1700 pf

Unknown Mfgr -- Heavy Duty Load Capacitor 50-1700pF measured.   This unit has contoured plates for increased resolution at low settings (straight line frequency).   Plates are .030 thick with .030 air gaps.   Thick cast Aluminum frame with three 1/4"-28 tapped holes on 4-1/2" diameter circle for panel mounting.   Ball bearing shaft support w/16 brass contact points on the rotor.  About 4½" x 5" x 7" overall including plate travel, excluding 1½" long x 3/8" diameter shaft.   Weighs approx. 4 lbs.!   Used, Good condition.   $75

large caps
Cardwell -- Heavy Duty Load Capacitor 1350pF max measured   This one is made with .040 thick plates with .040 air gaps as opposed to the typical Cardwell receiving units that are .030 & .030. About 4½" x 4" x 7" overall including plate travel, excluding 1½" long x 1/4" diameter shaft.   Used, Good condition.   $75

National -- Type TMC-300, 300pF variable capacitor, .070" air gap, approx. 7" x 4" x 2½" with plates closed excluding shaft.  Nice n' shiny like new! -- $40

5 Section capacitor 400 pF (measured) per section large receiving style capacitor with individually insulated rotor and stator sections.  .010 air gap.   6" x 3¼" x 2¾" overall.   3/8" diameter shaft. Clockwise rotation for capacity increase.   Used, just mite tarnished from age;   $50

OAK Four Section capacitor, 20-550 pF (measured) per section large receiving style capacitor. .010 air gap.   7" x 3½" x 3"(open rotor) overall.   ¼" diameter shaft.  Clockwise rotation for capacity increase.   Slightly used.   $30

OAK 22641, Four Section capacitor, 20-550 pF (measured) per section large receiving style capacitor. .010 air gap.   7" x 3½" x 3" overall.   ¼" diameter shaft.  Counter-Clockwise rotation for capacity increase.   NOS   $30

Medium caps
4 Section capacitor 20-250 pF (measured) per section large receiving style capacitor.  .020 air gap.   5½" x 3½" x 3"(open rotor) overall.   3/8" diameter shaft.   Counter-clockwise rotation for capacity increase.   A mite tarnished from age;   Otherwise, like new.  Two available.  $20

Radio Condenser Corp. -- CA-4.   Two section 25-375pF (measured) per section, ball bearing with 1" long 1/4" shaft.   .020 air gap.   Continuous rotation.   Approx. 2.75" x 3.25" x 4" overall. Used.  $15

General Electric -- Two Section capacitor, 150pF (measured) per section max. Balanced rotor construction. .040" air gap, approx. 6" x 2" x 2" overall.  Used, good condition -- $20

Cardwell -- EU-140-AU, Two section variable cap., 140pF / section, .020 air gap, 1-7/16" square by 4½" deep, ¼" dia. shaft.   NOS -- $20

Cardwell -- Differential capacitor 30-600pF (measured) each side   .030 air gap.   About 4" x 3½" x 3" overall;  Used, Excellent condition.   Just one, $30.

TRW 15-90pF (measured) Air Variable, .060 gap, ball bearing shaft, very stoutly built.   Approx. 1.75" x 1.75" x 3.75" overall.  Clockwise capacity increase.   $20

Radio Condenser Corp. -- 25-525pF (measured) ball bearing with short 1/4" shaft.   Approx. 1.75" x 1.75" x 3.75" overall.  Counterclockwise capacity increase.   Used.  $15

Small caps
National -- Type 30D, 30pF Dual variable capacitor, approx. 3" x 2½" x 4" overall including shaft.   Used, good condition.   $10

National -- 15pF variable capacitor, straight line frequency type, .040 air gap, approx. 2" x 2" x 3" overall including shaft.   NOS.   $10

Radio Condenser Corp. -- Two section 3.5-35pF (measured) per section, ball bearing with short 1/4" shaft.   Approx. 1.5" x 1.5" x 3" overall.   Used.  $10

Hammarlund -- MC-20S, used, somewhat tarnished.   $2

Hammarlund -- MC-50S, used with modified with custom end stops.   $5

Hammarlund -- MC-100S with two fixed plates and 3 variable plates removed to make a 70pF maximum part.   Used.   $2

Bud -- 100pF   Used.   $5

Hammarlund -- Type RMC (I think) with 3-1 reduction drive.  60pF max. (measured).  Approx. 1¾" x 1¾" x 3" long overall including shaft.   Used.   $5

Oak -- 15pF (measured) with 1½" long 1/4" shaft on one side and 1" long 1/8" shaft out the back.   Used.   $5


Johnson-- T9-5 miniature vertical PC mount trimmers 1.9-15.7 pF, Silver Plated machined plates -- NOS $1 ea.

Poly varicon -- 4 Section miniature capacitor.  35pF / 35pF / 100pF / 160pF measured max. with trimmers for each section.   Approx. 7/8" x 7/8" x 1" deep overall. NOS   $5 ea or 5 for $20.


Mica & Ceramic caps


850 Series Ceramics
47pF N750 -- not sure if these are 5 or 7.5 KV rated -- $5 ea

Sprague
3600pF @ 30KV Doorknob capacitor. Red epoxy encased style -- $25

Centralab
857-25Z Ceramic 25pF NPO 15,000 volts. NIB $20.

Used old "Brown" Micas
Aerovox, Cornell Dubilier, Polymet, Sangamo, Solar, Sprague -- CM45 style or similar -- $2 ea or $30 all

NOS Silver Micas
2200 pF 500V CM06 $1 ea
5100 pF 500V CM07 (high current rating) $2 ea



Oil & Plastic capacitors


Siemens, .022uF @ 400V Axial Mylar caps NOS -- 3/$1

Sprague, .022uF @ 200V Radial Mylar caps NOS -- 3/$1

.22uF @ 50V? Radial Mylar caps NOS -- 5/$1

Sprague, .33uF @ 100V Radial Mylar caps NOS -- $1 ea

Siemens, .47uF @ 630V Radial Box style Mylar caps NOS -- $1 ea.

Siemens, 2.2uF @ 100V Radial Box style Mylar caps NOS -- $1 ea.

Thomson CSF, Type NME 2.2uF @ 200V Axial Mylar caps NOS -- $1 ea

Siemens 2.2uF @ 250V Axial Mylar caps NOS -- $1 ea

Panasonic, Type ECQ-E 2.2uF @ 400V Radial Mylar caps NOS -- $1 ea.

Xicon, PF2D104K .1uF @ 200V Radial Mylar caps NOS -- 100 pieces/$10

Three section, 8uF each, (common return) 600 VDC "oil" caps, 5", 3.5" x 2.25" used -- $10 ea

10uF 1000VDC NTK caps, 5", 3.5" x 2.25" w/ mounting ears used -- $10 ea


Electrolytic Capacitors



Old Can Types -- All NOS


150-100-15 uF @ 400 VDC -- $25

Mallory Type FP
1000uF @ 15V -- $3

60uF @ 450VDC -- $6

Sprague
TVL-3540, 40-20-20 uF @ 250VDC -- $10

TVL-3731, 10-10 uF @ 400VDC + 20uF @25VDC -- $10

TVL-3786, 40-40-20 uF @ 450VDC, new in box -- $25


Axial Leaded modern caps -- All NOS


Eletrolit1co 1000uF @ 6.3V -- 4/$1

Sankyo 1000uF @ 16V -- 2/$1

Radial Style -- All NOS unless noted


Sam Hwa, 100uF @ 16VDC, 10mm Diameter x 12mm -- 20 / $1

Xicon, 470uF @ 35VDC, 10mm Diameter x 16mm -- 3 / $1

Sprague, 1000uF @ 200VDC, 1-3/8" Diameter x 2", pulls -- $1 ea

Nippon Chemi con, 1000 @ 16VDC, 16mm Diameter x 25mm -- 10 / $1

ElnA 2200 @ 35VDC, 12mm Diameter x 35mm -- 2 / $1

2200 @ 63VDC, 21mm Diameter x 51mm -- $1 ea

Marcon, 3300 @ 6.3VDC, 15mm Diameter x 36mm -- 2 / $1 ea

Nichicon, 6800uF @ 35VDC, 22mm Diameter x 38mm, Snap-in -- $2 ea.


Computer Style -- (10-32 screw terminals) mostly NOS


1-3/8" Diameter
9000uF @ 40 V (4) -- $5 ea

1-3/4" Diameter
Sprague 780uF @ 200V (2)-- $10 pair

2" Diameter
Mallory 1100uF @ 200V used -- $5
GE 9300uF @ 50V (2) -- $15 pair
Mallory 12000uF @ 50V (2) -- $15 pair
Mallory 13000uF @ 50V (2) -- $15 pair
Sprague 20000uF @ 40V (2) -- $15 pair
Mallory 27000uF @ 25V (5) -- $5 ea

3" Diameter
GE 2200uF @ 400V (2) -- $10 ea
GE 12800uF @ 75V (5) -- $5 ea
Cornell Dubilier 44000uF @ 75V (2) -- $30 pair
Sprague 100000uF @ 25V -- $15