Small RF Coils - 0 µH to 10 µH
Power Choke
2.65µH ±5% / 15 amps
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(COL) 240-0875-010
Power choke. 2.65µH ±5% / 15 amps. Q=40 min. 0.375"D x 1.4"L body.
$6.50 each - $6 (6+)
RF Choke
7 turn
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(ICH) 506-0352002
RF choke. 7 turn. #24 wire on a 1/8"D x 3/8"L phenolic form. NSN: 5950-00-647-9897.
$1.50 each
RF Coil
4 Turn
(ICH) 546-7077002
RF coil. 4 turns, wound on. 0.008 ohms DC resistance. Form measures 0.108" diameter x 0.4" long.
$2.50 each
RF Silver Coil
1-1/4 Turn
(IRF) 9420630511
RF silver coil. 1-1/4 turn. 18 AWG (0.0403"). 0.2" outside diameter. NSN: 5950-00-003-7677.
$1.50 each - $1.25 (6+)
VHF Choke
0.05 µH
(IRF) LFJ540
JFD fixed inductor resonate @ 75 MHz. Ribbon wound on glass form. Mounts with 6-32 screw. 0.45" diameter x 0.62"L.
$8 each
Small RF AWG Coil
0.2 µH
(IRF) 777-6416001
Small RF AWG coil. 2 turns, #10 tinned wire. 0.2 µH. 13/16" outer diameter x 1" long. Found in several Collins Amateur transmitters.
$3 each
Small RF Coil
0.28 µH / 170 ma
(ICH) 506-9785002
RF coil with 17 turns #26 enameled wire. 0.28 µH, 170 ma. 0.041" DCR. 1/8" diameter x 3/8" long. Phenolic form.
$1.75 each - $1.50 (6+)
Small RF Coil
0.4 µH / 1 amp
(ICH) 240-2771
Small RF coil. 0.4 µH, 1 amp. 17 turns enameled wire on a phenolic form 5/8" long.
$1.50 each - $1.25 (6+)
Small RF Coil
0.4 µH / 2 amps
(ICH) TOR.4
Small RF coil. 0.4 µH, 2 amps. 10 turns, #20 enameled wire on a 1/2" PTFE toroid.
$2 each - $1.75 (6+), $1.45 (25+)
Small RF Choke
0.75 µH / 120 ma
(TEK) 108007200
Small RF choke for Tektronix equipment. 0.75 µH, 120 ma. 1/8" outer diameter x 1/2" long.
$1.50 each - $1.25 (6+)
Tinned Coil
0.83 µH
(IRF) 12040
Tinned coil. 0.83 µH. 8-1/4 turns #16 tinned wire. 9/16" outer diameter x 9/16" high. PC mount vertical.
$2 each - $1.50 (12+), $1.25 (50+)
HF Coil
0.92 µH
(IRF) 6032-1093
HF coil. 0.92 µH. 6 turns. 10 gauge enameled wire, heavy lug terminals. 1" diameter x 1" long.
$3 each
Small RF Coil
1 µH / 50 ma
(ICH) RFC139
RF coil with 13 turns #22 enameled wire. 1 µH, 50 ma. 3/16" diameter x 5/8" long. Phenolic form.
$3 each - $2.50 (6+)
Small RF Choke
1 µH / 50 ma
(ICH) L10G
Small RF choke self resonates @ 257 MHz. 1 µH, 50 ma. 0.22 ohm DCR. 0.1" outer diameter x 0.31" long.
$2 each - $1.75 (6+), $1.45 (25+)
Small RF Coil
2 µH / 10 amps
(ICH) 23724
Small RF coil. 2 µH, 10 amps. 6 turns #16 enameled wire on ferrite core. 3/8" diameter x 7/8" long.
$3.50 each - $3 (6+)
Air Wound RF Coil
2.16 µH
(IRF) 2.16UH
Air wound RF coil. 2.16 µH. 20 AWG. 1/2" long, 3/16" outside diameter.
20¢ each - 15¢ (10+), 10¢ (100+)
RF Coil
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(COL) 623-5916-003
Rockwell Collins RF coil. Tinned over copper. 2 lead. 0.52" total length. 0.039" AWG wire diameter. 0.29" coil outside diameter. 1.5 turn. DC: 1983. NSN: 5950-01-023-1472.
$1 each
Vintage RF Coil
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(IRF) A105064
Bendix vintage RF coil. 2 turn. Tinned, copper conductor. 0.06408 AWG. 0.44 outside diameter coil, 0.92" total length. NOS. Made in the USA. NSN: 5950-00-518-3708.
50¢ each
Tiny Air Wound RF Coil
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(COL) 608-5385-002
Collins tiny air wound RF coil. 0.250"L x 0.125" outside diameter. 0.033" wire diameter. Made in the USA. DC: 1977. NSN: 5950-487-8685.
50¢ each - 40¢ (6+), 30¢ (25+)
RF Air Coil
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(IRF) FRB23460-1
RF air coil. 0.65" outside diameter coil winding. 0.064" wire diameter. 0.25" total width x 1.89" total length. New surplus. DC: 1967. NSN: 5950-228-7373.
$2 each - $1.75 (5+), $1.50 (25+)
RF Air Coil
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(COL) 543-7124-002
Rockwell Collins RF air coil. 2 turn. Tinned with copper core. 0.081" outside diameter. 0.90" coil body outside diameter. 3" total length. DC: 11/82. NSN: 5950-00-686-6338.
$2 each - $1.75 (5+), $1.50 (25+)
RF Coil
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(COL) 542-6673-002
RF coil. Enameled, 0.015" outside diameter wire. 0.75" total length. 0.212" outside diameter body. 2 tab solder lug. DC: 8/65. NSN: 5950-00-760-0918.
$3 each
Air Wound RF Coil
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(IRF) 403042-001
Eaton Corp. air wound RF coil. 2 turns. Copper core. 0.064" outside diameter wire, tinned. 0.38" coil diameter. NOS. Mil-spec. DC: 1986. NSN: 5950-01-014-4901.
$2.50 each - $2.25 (10+), $2 (25+)
RF Coil
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(COL) 763-1544-001
Rockwell Collins RF coil. 3 turn. 0.050" outside diameter wire, 0.351" outside diameter coil, 1.33" total length. NOS. Mil-spec. DC: 1970. NSN: 5950-00-843-0661.
$2 each - $1.50 (10+)
RF Coil
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(COL) 617-9870-001
Rockwell Collins RF coil. 3 turn. 0.020" AWG wire. 0.166" outside diameter coil. 1.15" total length. NSN: 5950-01-028-0310.
$4 each - $3.75 (5+), $3.25 (25+)
Air Coil
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(IRF) 504-7915-002
Air coil. 3.25 turns. Tinned, copper core. 0.039" outside diameter wire. 0.28" coil diameter. 0.30" coil length. NSN: 5950-00-648-3957.
$4 each - $3.75 (10+), $3.25 (25+)
Air Coil
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(COL) 542-8286-002
Collins RF air coil. 5.5 turn. Enameled. 0.03196" AWG wire. 0.254" outside diameter coil. 2.14" total length, 1.14" total width. NOS. Sealed Mil-spec package. NSN: 5950-00-688-6382.
$3 each - $2.75 (3+), $2.50 (25+)
Airwound RF Coil
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(COL) 608-5277-001
Rockwell Collins airwound RF coil. 6 turn. 0.20" outside diameter coil. Enameled 0.034" AWG wire. 2 x 0.06" leads. Alt. P/N: B979-1. NSN: 5950-00-488-8120.
$4 each - $3.75 (5+), $3.50 (25+), $3 (50+)
RF Coil
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(IRF) 320171-37
Bae Systems RF coil. 10 turn. 0.027" outside diameter wire, enameled. 0.236" outside diameter coil. 0.30" total length. 0.52" leads. DC: 3/86. NSN: 5950-01-212-4438.
$5 each - $4.50 (10+)
Small RF Coil
2.3 µH / 220 ma
(ICH) HP9140
Small RF coil. 2.3 µH, 220 ma. 41 turns #28 enameled wire. 3/16" diameter x 3/4" long.
*** SOLD OUT ***
Small RF Coil
2.5 µH / 350 ma
(ICH) 930007
Small RF coil. 2.5 µH, 350 ma. #26 enameled wire. 1/4" diameter x 3/4" long. Phenolic form.
$1.25 each - $1 (6+)
Small RF Choke
4.55 µH / 60 ma
(ICH) A9010281-2
RF choke for 2.9 MHz circuit. 4.55 µH, 60 ma. 3/16" outer diameter x 1/2" long.
$2 each - $1.75 (6+), $1.45 (25+)
High Power RF Coil
3.6 µH
(IRF) 46474
High power RF coil wound on phenolic form 1-3/4"D x 2-1/4"L, 12 gauge enameled wire. 3.6 µH. 3/4" x 4" glazed ceramic stand off runs through and holds coil 2" above chassis.
$10 each - $9 (3+)
Small Ceramic RF Coil
3.7 µH
(IRF) 2556L4
Small ceramic RF coil. 3.7 µH. 3/4" diameter x 1-5/8" long ceramic body. 19 t.p.i., 17.5 turns total 18 AWG wire.
*** SOLD OUT ***
Small RF Coil
6 µH / 500 ma
(ICH) K14110860
Small RF coil. 6 µH, 500 ma. 41 turns #28 enameled. 3/16" diameter x 3/4" long.
$3 each - $2.50 (6+)
Small Ceramic RF Coil
6 µH
(IRF) 647-8860
Small ceramic RF coil. 6 µH, 1-1/4" diameter x 2-1/2" long ceramic body. 12 t.p.i., 17 turns total 16 AWG bare varnished copper. Used in General Radio equipment.
*** SOLD OUT ***
Small RF Coil
6.8 µH / 1.05 amps
(ICH) 48-41
Small RF coil. 6.8 µH, 1.05 amps. 66 turns, #32 enameled wire. 3/16" diameter x 7/8" long. Phenolic form.
$3 each - $2.50 (6+)
RF Coil
5.5 µH
(IRF) 980B323G02
RF coil. 5.5 µH. 16 turns. 20 gauge magnet wire wound on a grooved coil form. 1" outside diameter, 2-1/4" long. NSN: 5950-01-180-0103.
$5 each
Small Ceramic RF Coil
8 µH
(IRF) 777-6547002
Small ceramic RF coil. 8 µH. 24 t.p.i., 19 turns total, 20 AWG tinned copper. 2" winding area for your own coil. 6-32 mounting holes. 1" diameter x 3" long ceramic body.
$15 each
Small RF Choke
10.3 µH / 2.5 amps
(IRF) 10.3UH
RF choke. 10.3 µH, 2.5 amps. 31 turns, 24 AWG. 0.7" diameter core x 2.5" long. 0.488" inside diameter.
$8 each
RF Coil
3-1/2 Turns
(IRF) 754
RF coil. 3-1/2 turns on 1/2" plexiglass form. 16 gauge silver wire. #6 mount hole @ base. NSN: 5950-00-755-0127.
$3 each
Steel "RF" Coil
(IRF) COIL2-STL
3-1/4" diameter coil usable from 4" to 24" long. Ends and center tap silver plated. Coil made of 0.054" x 0.181" spring steel. Made for and used in Collins equipment.
$15 each - $12 (3+)