Leeds Radio 68 North 7th Street Brooklyn NY 11249 tel: 718 963-1764

page updated March 31st, 2014
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coil forms
  ceramic coil form with ferrite slug (red)
     3/16" diameter 1/4" long                           $1.75
  ceramic coil form with ferrite slug (blue)
     3/16" diameter 7/16 long                           $1.75
  ceramic coil form with ferrite slug (red)
     3/16" diameter 3/4" long                           $2.50
  ceramic coil form with ferrite slug (white)
     3/8" diameter 5/8 long                             $2.50
  ceramic coil form with ferrite slug (green)
     3/8 diameter 7/8" long                             $3.00
  ceramic coil form with ferrite slug (yellow)
     1/2" diameter 1.5" long                            $3.00
  ceramic coil form 3/4" by 1" 
       brass slug                                       $4.00
  ceramic coil form 3/8" by 5/8" winding area
       ferrite slug (red)                               $3.00 [+]
  ceramic coil form 1/2" by 1.5" (2.25" overall)
       ferrite slug                                     $4.00
  Cambion 731744 coil form                              $4.00
  ceramic coil form .75" by 1.5"in two styles. 
    available with ferrite or nickle tuning slugs       $5.00 [+]
  National 3/4" by 2" coil form with ferrite slug       $8.00
  National XR coil form 1" by 2"    brass slug tuned    $6.25 [+]
  National XR-50 coil form                              $-.--
  National XR-50 coil form  - used - very few left      $-.--
  National XR-90 coil form                             $10.00
  National XR-91 coil form                              $6.00


ferrite toroidal cores
  3/4" OD 9/16" ID by 3/16", grey                       $0.50
  13/16" OD, 1/2" ID by 1/4", blue                      $0.50
  13/16" OD 1/2" ID by 1/4"
    Arnold Magnetics D-608014-4                         $1.00
  7/8" OD 9/16" ID by 1/4", red                         $0.50
  3.6875" OD 2.375 ID by 1.125"
    Arnold Magnetics 3T5468 L12                         $5.00
  Ferroxcube core 2616C A 600387                        $0.80 

Inductors
  Ampex part #3479 - 12 henry choke                   $100.00
  Arnold Magnetics 3T5670 L12 4" dia by 1.5"            $5.00
  Budd CH-569 transmitting choke 4.3 mh 12 ohms dcr    $--.-- [+]

  Freed 7H, 110 ma, 160 ohm choke (RFE)                $--.--
  Ferroxcube pot core 2616C A600 3B7                    $4.00
  Kenyon 3-502409A (rfe)                               $50.00
  Kenyon T-152 10 henry, 200ma, 100 ohm DCR            $85.00
  Kenyon T-152 10 henry, 200ma, 100 ohm DCR rfe, 
                  in poor physical condition           $35.00
  Ohmite Z50 choke                                      $3.00
  Miller 47A024-5 ceramic form, brass core              $5.00
  Miller 47A475CPC 47 microhenry, adj. RF coil pc mt    $5.00
  Miller TV peaking coil #6180 HP# 11216110             $3.00
  National choke pt # B17332 330 microhenry 250 ma     $10.00
  National R-33 R.F. choke 750 microhenries 125 ma     $10.00
  National R-45-2                                      $10.00
  Natioan R152 choke 4 millihenry, 
              600 ma, 10 ohm dc resistance             $--.-- [+]
  National R-300 choke 1 mH 400 ma                     $10.00
  National R-300S R.F. choke 5.0 mH 300ma              $12.00
  National B17332 choke 330 microhenry 250 ma           $6.00
  Reyco "the old reliable KW-40 antenna coil           $25.00
  RCA M-418180-503 80 microhenries
                       1.75" by 3.75" ceramic form      $5.00 [+]
  1.5 by 4 inch ceramic coil form                       $5.00
  Stancor C-1003 16H @ 50ma, 580 ohm,1500 volt ins     $25.00
  Stancor C-1707 7 henry, 50 ma, 550 ohm DCR           $19.00 [+]
  Stancor C-2688, .010 Henries 
          @ 12.5 amps DC, 0.11 ohm DCR                 $29.00 [+]
  Thordarson 20C53 swinging choke, 
          17H/60ma, 12H/80ma, 8H/100 ma                $24.00
  Triad 27810 10178469-4                                $8.00
  Triad C-12X 6 henries 160 ma dc, 165 ohm dcr         $24.00
  Triad ET-007-A toriod 7 mH                           $10.00
  UTC H-24 450 henries@0ma, 250 henries@5 ma, 
    65 henries@10ma, 6000 ohms                         $30.00
  UTC H-70 20 Henries @ 20 ma, 10 hneries @35ma
       925 ohms, 1000 volt test Mil-T-27A              $30.00
  UTC MH-6 15 millihenry, 18 ma max dc, Mil-T-27A      $10.00
  UTC MQL-2, 20 Henry, 82 ohm, zero DC                 $38.00 [+]
  UTC MQL-4, 400 henries, 2100 ohm DCR, max dc 350 V   $38.00 [+]
  UTC S-81 Swinging choke, - two windings: series:100/8
     millihenries@2.5amps, par.: 25/2 mH @ 5amps
         DCR = 0.15 ohms, 1500 V to case hi-pot        $10.00 [+]
  UTC MH-3 high freq. mini inductor 2.5 mH @ 44 ma, 
                                             Mil-T-27   $6.00
  UTC VI-C9, 0.34 henries, adjustable +90, -50 percent
             of nominal - very nice for filters  (rfe) $30.00
  UTC VI-C12, 1.3 henries, adjustable +90, -50 percent
             of nominal - very nice for filters        $30.00 [+]
  UTC VI-C13, 2.2 henries, adjustable +90, -50 percent
             of nominal - very nice for filters        $30.00 [+]
  UTC VI-C16, 8.5 henries, adjustable +90, -50 percent
             of nominal - very nice for filters        $30.00
  UTC VI-C19, 33 henries, adjustable +90, -50 percent
             of nominal - very nice for filters        $30.00 [+]
  UTC CG-44 30 H 100 ma 400 ohm dcr                    $45.00
  350 micro henry 12 ampere                             $7.00
  60 mH 50 ma                                           $1.50
  2.5 mH 60 ma                                          $1.00
  ITT Kellogg TF5RX04ZZ 50 mH 8 v RMS 10A DC (rfe)      $4.00
  Hash choke                                            $4.00
 
  Tuning coil for 540-1600 kc made in Japan             $3.00
  Superior Electric T5587 paralleling choke           $140.00
  General Radio (GR) W50-P1 paralling choke            $65.00

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