Filters | Surplus Network

K9DP QRP Broadcast Interference BCI Filter Kit for Xiegu X6100 X5105 G90 G106

K9DP QRP Broadcast Interference BCI...

$19.99 USD

K9DP QRP Broadcast Interference BCI...

$19.99 USD

Air Variable Ceramic Capacitor 8-140pF 300V Silver Plated USSR Lot 2pcs+

Air Variable Ceramic Capacitor...

$19.99 USD

Air Variable Ceramic Capacitor...

$19.99 USD

ICOM FL-101 9MHz CW Narrow Filter 250Hz -6dB for IC-756 IC-706 IC-746 IC-775

ICOM FL-101 9MHz CW Narrow Filter...

$122.21 USD

ICOM FL-101 9MHz CW Narrow Filter...

$122.21 USD

*NEW* Multi Band Pass Filter HF+6m Upgraded version RTL SDR HAM Transceiver

*NEW* Multi Band Pass Filter HF+6m...

$69.98 USD

*NEW* Multi Band Pass Filter HF+6m...

$69.98 USD

AOR MF-500 500Hz MF Series Collins Mechanical Filter 526-8693-010 JAPAN

AOR MF-500 500Hz MF Series Collins...

$169.00 USD

AOR MF-500 500Hz MF Series Collins...

$169.00 USD

KENWOOD YG-455C-1 CW 500 Hz XTAL FILTER NEW TS-940, TS930, TS-850, TS450

KENWOOD YG-455C-1 CW 500 Hz XTAL...

$99.95 USD

KENWOOD YG-455C-1 CW 500 Hz XTAL...

$99.95 USD

Good Condition Datong Model FL1 Frequency-Agile Audio Filter, Cables, & Manual

Good Condition Datong Model FL1...

$59.99 USD

Good Condition Datong Model FL1...

$59.99 USD

NEW UNUSED COLLINS ROCKWELL 2.95 kHz LSB MECHANICAL FILTER 526-9958-010

NEW UNUSED COLLINS ROCKWELL 2.95 kHz...

$59.99 USD

NEW UNUSED COLLINS ROCKWELL 2.95 kHz...

$59.99 USD

NEW UNUSED COLLINS ROCKWELL 2.95 kHz USB MECHANICAL FILTER 526-9959-010

NEW UNUSED COLLINS ROCKWELL 2.95 kHz...

$59.99 USD

NEW UNUSED COLLINS ROCKWELL 2.95 kHz...

$59.99 USD

ProComm NR400/JBCNR400 CB Radio Noise...

$29.99 USD

ProComm NR400/JBCNR400 CB Radio Noise...

$29.99 USD

NEW NEVER USED PLUG-IN CRYSTAL FILTER FOR HALLICRAFTERS EQUIPMENT - PT 049-00230

NEW NEVER USED PLUG-IN CRYSTAL FILTER...

$29.99 USD

NEW NEVER USED PLUG-IN CRYSTAL FILTER...

$29.99 USD

COLLINS F 455 Z6 / 526 9368 00 MECHANICAL FILTER f/ HAM RADIO RECEIVER

COLLINS F 455 Z6 / 526 9368 00...

$12.99 USD

COLLINS F 455 Z6 / 526 9368 00...

$12.99 USD

Kenwood TS-2000 Signal-Crash Filters 455E/455G Replacement Kits

Kenwood TS-2000 Signal-Crash Filters...

$12.99 USD

Kenwood TS-2000 Signal-Crash Filters...

$12.99 USD

2.7K narrowband filter compatible YF-122S For YAESU FT-817/857/897/SSB FT-818 #

2.7K narrowband filter compatible...

$92.99 USD

2.7K narrowband filter compatible...

$92.99 USD

National Panasonic RJX-601 50 MHz FM / AM Transceiver Free shipping !!!

National Panasonic RJX-601 50 MHz FM...

$459.99 USD

National Panasonic RJX-601 50 MHz FM...

$459.99 USD

Qty)-2 Drake SL-2300 2.3 5645 kHz Crystal Filter, TR-7 NOS Vintage Ham Radio

Qty)-2 Drake SL-2300 2.3 5645 kHz...

$23.00 USD

Qty)-2 Drake SL-2300 2.3 5645 kHz...

$23.00 USD

Kenwood YK-88C 500Hz CW FILTER TS-430S TS-440 TS-830 #2502

Kenwood YK-88C 500Hz CW FILTER...

$84.95 USD

Kenwood YK-88C 500Hz CW FILTER...

$84.95 USD

Kenwood YK-88C-1 500Hz plug in CW FILTER TS-450S TS-570D TS-850 TS-940S #5H4

Kenwood YK-88C-1 500Hz plug in CW...

$89.95 USD

Kenwood YK-88C-1 500Hz plug in CW...

$89.95 USD

K9DP QRP Broadcast Interference BCI Filter for Xiegu X6100 G90 G106 *Prebuilt*

K9DP QRP Broadcast Interference BCI...

$39.99 USD

K9DP QRP Broadcast Interference BCI...

$39.99 USD

HF Low Pass Filter Board - T50-6 Toroids - LPF7o-SMA V2 - Fits 1590A

HF Low Pass Filter Board - T50-6...

$4.99 USD

HF Low Pass Filter Board - T50-6...

$4.99 USD

HF Low Pass Filter Board - T50-2 Toroids - LPF7o-SMA V2 - Fits 1590A

HF Low Pass Filter Board - T50-2...

$4.99 USD

HF Low Pass Filter Board - T50-2...

$4.99 USD

Kenwood KLF-2 Line Noise Filter RF Suppressor Two Way Radio

Kenwood KLF-2 Line Noise Filter RF...

$15.00 USD

Kenwood KLF-2 Line Noise Filter RF...

$15.00 USD

Kenwood KLF-2 Heavy Duty Line Noise Filter RF Suppressor Two Way Radio CB Ham

Kenwood KLF-2 Heavy Duty Line Noise...

$15.00 USD

Kenwood KLF-2 Heavy Duty Line Noise...

$15.00 USD

Heathkit SSB Filter Part # 404-328 HW SB Series

Heathkit SSB Filter Part # 404-328 HW...

$14.50 USD

Heathkit SSB Filter Part # 404-328 HW...

$14.50 USD

JPS NRF-7 Audio Noise Remover Filter Unit for Ham Radio

JPS NRF-7 Audio Noise Remover Filter...

$60.00 USD

JPS NRF-7 Audio Noise Remover Filter...

$60.00 USD

AM-COM CLEAR SPEECH BASE NOISE FILTER

AM-COM CLEAR SPEECH BASE NOISE FILTER

$119.00 USD

AM-COM CLEAR SPEECH BASE NOISE FILTER

$119.00 USD

KENWOOD YK-88C-1 CW FILTER

KENWOOD YK-88C-1 CW FILTER

$75.00 USD

KENWOOD YK-88C-1 CW FILTER

$75.00 USD

COLLINS MECHANICAL FILTER F455Q18T TYPE 526 9308 00 A1S1B6#24

COLLINS MECHANICAL FILTER F455Q18T...

$75.00 USD

COLLINS MECHANICAL FILTER F455Q18T...

$75.00 USD

KENWOOD YG-455C-1 500Hz CW FILTER!! **NICE**

KENWOOD YG-455C-1 500Hz CW FILTER!!...

$70.00 USD

KENWOOD YG-455C-1 500Hz CW FILTER!!...

$70.00 USD

YAESU XF117C 500Hz CW FILTER

YAESU XF117C 500Hz CW FILTER

$70.00 USD

YAESU XF117C 500Hz CW FILTER

$70.00 USD

LAIRD 28A2913 2x LARGE 1/2" SNAP-ON FERRITE EMI NOISE FILTER SUPPRESSION CHOKE

LAIRD 28A2913 2x LARGE 1/2" SNAP-ON...

$14.95 USD

LAIRD 28A2913 2x LARGE 1/2" SNAP-ON...

$14.95 USD

NEW ICOM FL-223 SSB Narrow Filter for IC-R75 IC-756 IC-706MKIIG IC-775DSP IC-746

NEW ICOM FL-223 SSB Narrow Filter for...

$114.95 USD

NEW ICOM FL-223 SSB Narrow Filter for...

$114.95 USD

COLLINS F500 B 31 MECHANICAL FILTER for 51J-4

COLLINS F500 B 31 MECHANICAL FILTER...

$79.95 USD

COLLINS F500 B 31 MECHANICAL FILTER...

$79.95 USD

Par Electronics VHF-FM Notch Filter BNC 88-108MHz

Par Electronics VHF-FM Notch Filter...

$49.99 USD

Par Electronics VHF-FM Notch Filter...

$49.99 USD

Sinclair Duplexer/Filter UHF

Sinclair Duplexer/Filter UHF

$250.00 USD

Sinclair Duplexer/Filter UHF

$250.00 USD

W2ENY AM Filter upgrade fits your Icom IC-746 IC-756 for 6kHz 6kc - Great Mod!!

W2ENY AM Filter upgrade fits your...

$35.00 USD

W2ENY AM Filter upgrade fits your...

$35.00 USD

ICOM UT-122 P25 Digital Voice Decoder Unit for IC-R2500 IC-PCR2500 IC-R9500

ICOM UT-122 P25 Digital Voice Decoder...

$150.00 USD

ICOM UT-122 P25 Digital Voice Decoder...

$150.00 USD

Aftronics SUPER SCAF Audio Filter for Amateur Radio (Untested)

Aftronics SUPER SCAF Audio Filter for...

$79.99 USD

Aftronics SUPER SCAF Audio Filter for...

$79.99 USD

TV GUARDIAN FOUL LANGUAGE FILTER

TV GUARDIAN FOUL LANGUAGE FILTER

$28.50 USD

TV GUARDIAN FOUL LANGUAGE FILTER

$28.50 USD

YAESU YF-122CN (XF-115CN) 300Hz CW narrow filter collins mechanical filter USED

YAESU YF-122CN (XF-115CN) 300Hz CW...

$403.77 USD

YAESU YF-122CN (XF-115CN) 300Hz CW...

$403.77 USD

10pcs TDK Snap On RF EMI Noise Filter Ferrite Core 9mm ZCAT2035-0930

10pcs TDK Snap On RF EMI Noise Filter...

$10.99 USD

10pcs TDK Snap On RF EMI Noise Filter...

$10.99 USD

Low Pass Filter by R.L. Drake for Ham Radio or CB --23225

Low Pass Filter by R.L. Drake for Ham...

$21.99 USD

Low Pass Filter by R.L. Drake for Ham...

$21.99 USD

Kenwood YK-88S3 SSB Filter for TS-950 / TS-850 / TS-450 etc. Free shipping !!!

Kenwood YK-88S3 SSB Filter for TS-950...

$179.99 USD

Kenwood YK-88S3 SSB Filter for TS-950...

$179.99 USD

1kw LPF Low Pass Filter, SWR sensor, 144-148 MHz 2m for LDMOS amplifier

1kw LPF Low Pass Filter, SWR sensor,...

$100.00 USD

1kw LPF Low Pass Filter, SWR sensor,...

$100.00 USD

Vintage Autek Research QF-1A SSB/CW/AM Audio Filter - Ham Radio

Vintage Autek Research QF-1A...

$100.00 USD

Vintage Autek Research QF-1A...

$100.00 USD

Kenwood VS-2 Voice Synthesizer Unit for TS-950 TS-850 Free shipping !!

Kenwood VS-2 Voice Synthesizer Unit...

$159.99 USD

Kenwood VS-2 Voice Synthesizer Unit...

$159.99 USD

SAVE OVER 50%+ - MFJ MODEL MFJ-784 TUNABLE NOISE REDUCTION AUDIO DSP FILTER

SAVE OVER 50%+ - MFJ MODEL MFJ-784...

$159.99 USD

SAVE OVER 50%+ - MFJ MODEL MFJ-784...

$159.99 USD

YF-455H2.0 crystal filter , 455 Khz center freq sym. , sharp skirt , 2 KC wide

YF-455H2.0 crystal filter , 455 Khz...

$50.00 USD

YF-455H2.0 crystal filter , 455 Khz...

$50.00 USD

Autek Research Shortwave Interference IC Filter QF1

Autek Research Shortwave Interference...

$50.00 USD

Autek Research Shortwave Interference...

$50.00 USD

RL Drake TV-3300-LP Low Pass Filter 1000 Watts Max

RL Drake TV-3300-LP Low Pass Filter...

$50.00 USD

RL Drake TV-3300-LP Low Pass Filter...

$50.00 USD

0.5PPM Compensated Crystal Components FOR Yaesu FT-817/857/897 Compatible TCXO-9

0.5PPM Compensated Crystal Components...

$8.99 GBP

0.5PPM Compensated Crystal Components...

$8.99 GBP

Archer TV Interference Filter Vintage Original Sealed Package 15-582

Archer TV Interference Filter Vintage...

$8.99 USD

Archer TV Interference Filter Vintage...

$8.99 USD

KENWOOD YG-88C 500Hz CW FILTER!! TS-820!! **NICE**

KENWOOD YG-88C 500Hz CW FILTER!!...

$72.99 USD

KENWOOD YG-88C 500Hz CW FILTER!!...

$72.99 USD

Par Electronics VHFDN153MAR Custom

Par Electronics VHFDN153MAR Custom

$19.00 USD

Par Electronics VHFDN153MAR Custom

$19.00 USD

ROCKWELL COLLINS MECHANICAL FILTER 526 9974 010 CW-OFFSET

ROCKWELL COLLINS MECHANICAL FILTER...

$20.00 USD

ROCKWELL COLLINS MECHANICAL FILTER...

$20.00 USD

UHF DUPLEXER MILLED WINDOW FILTER 450-470Mhz with built in RX AMP DBspectra

UHF DUPLEXER MILLED WINDOW FILTER...

$1,780.00 USD

UHF DUPLEXER MILLED WINDOW FILTER...

$1,780.00 USD

COLLINS MECHANICAL CW FILTER FOR 75A-4 F-455 J 05 C MY OTHER HAM RADIO GEAR

COLLINS MECHANICAL CW FILTER FOR...

$149.99 USD

COLLINS MECHANICAL CW FILTER FOR...

$149.99 USD

Collins KWM-2 Audio output Xfmr667-0368-000 T6 original Freed

Collins KWM-2 Audio output...

$49.95 USD

Collins KWM-2 Audio output...

$49.95 USD

Low Pass Filter Board LPF7o-SMA V2 - Fits 1590A

Low Pass Filter Board LPF7o-SMA V2 -...

$3.99 USD

Low Pass Filter Board LPF7o-SMA V2 -...

$3.99 USD

Kenwood NEW LOT OF 3 KLF-2 DC Line Noise Filter RF Suppressor FOR MOBILE RADIOS

Kenwood NEW LOT OF 3 KLF-2 DC Line...

$98.00 USD

Kenwood NEW LOT OF 3 KLF-2 DC Line...

$98.00 USD

HF BPF, band pass filter, RTL SDR HERMES ODYSSEY HiQSDR Red Pitaya transceiver

HF BPF, band pass filter, RTL SDR...

$110.00 USD

HF BPF, band pass filter, RTL SDR...

$110.00 USD

Fortin THAR-FOR4 Ford 2010-2017 T Harness for Select Key Type Start Vehicles

Fortin THAR-FOR4 Ford 2010-2017 T...

$54.65 USD

Fortin THAR-FOR4 Ford 2010-2017 T...

$54.65 USD

RFI EMI Suppressor, SNAP ON Ferrite Core, Fits 0.25" Cable Diameter

RFI EMI Suppressor, SNAP ON Ferrite...

$5.95 USD

RFI EMI Suppressor, SNAP ON Ferrite...

$5.95 USD

NEW ICOM UT-122 P25 Digital Voice Decoder Unit for IC-R2500 IC-PCR2500 IC-R9500

NEW ICOM UT-122 P25 Digital Voice...

$264.99 USD

NEW ICOM UT-122 P25 Digital Voice...

$264.99 USD

Yaesu XF-115C YF-122C Collins 526-8686-030 500Hz CW Filter for FT-1000MP

Yaesu XF-115C YF-122C Collins...

$300.00 USD

Yaesu XF-115C YF-122C Collins...

$300.00 USD

NEW AOR GT-1 Galvanic Isolation Transformer Receive noise suppression from JAPAN

NEW AOR GT-1 Galvanic Isolation...

$56.89 USD

NEW AOR GT-1 Galvanic Isolation...

$56.89 USD

NEW AND UNUSED YAESU MODEL XF-117C 500 Hz CW FILTER FOR THE FT-100 TRANSCEIVER

NEW AND UNUSED YAESU MODEL XF-117C...

$69.99 USD

NEW AND UNUSED YAESU MODEL XF-117C...

$69.99 USD

NEW NEVER USED ORIGINAL BOX COLLINS F455Y21 526-9337-00 FILTER FOR THE KWM-2/2A

NEW NEVER USED ORIGINAL BOX COLLINS...

$69.99 USD

NEW NEVER USED ORIGINAL BOX COLLINS...

$69.99 USD

RFI EMI filter suppressor ferrite core TOKIN esd-sr-15

RFI EMI filter suppressor ferrite...

$59.95 USD

RFI EMI filter suppressor ferrite...

$59.95 USD

Low Pass Filter Board - T50-2 Toroids - HF - Fits 1590A

Low Pass Filter Board - T50-2 Toroids...

$4.59 USD

Low Pass Filter Board - T50-2 Toroids...

$4.59 USD

Yaesu XF-110CN Narrow CW Filter 250 Hz for FT-1000MP Free shipping !!

Yaesu XF-110CN Narrow CW Filter 250...

$169.99 USD

Yaesu XF-110CN Narrow CW Filter 250...

$169.99 USD

KENWOOD YK-88C-1 CW FILTER

KENWOOD YK-88C-1 CW FILTER

$85.00 USD

KENWOOD YK-88C-1 CW FILTER

$85.00 USD

NEW ICOM FL-430 6 kHz or FL-431 3 kHz 1st IF Roofing Filter for IC-9100 IC-7410

NEW ICOM FL-430 6 kHz or FL-431 3 kHz...

$96.50 USD

NEW ICOM FL-430 6 kHz or FL-431 3 kHz...

$96.50 USD

RFS HFE8400A

$299.99 USD

$299.99 USD

KENWOOD YF-107C 500Hz Filter YF107C...

$165.00 USD

KENWOOD YF-107C 500Hz Filter YF107C...

$165.00 USD

Filter Unbranded # 795X

Filter Unbranded # 795X

$9.99 USD

Filter Unbranded # 795X

$9.99 USD

Vintage BUD Variable Low-Pass Filter Ham CB Radio SSB UHF TV test equipment SWR

Vintage BUD Variable Low-Pass Filter...

$38.98 USD

Vintage BUD Variable Low-Pass Filter...

$38.98 USD

LPF HF +50MHz for HERMES Odyssey HiQSDR WSPR Raspberry Pi 20W, Low Pass Filter

LPF HF +50MHz for HERMES Odyssey...

$90.00 USD

LPF HF +50MHz for HERMES Odyssey...

$90.00 USD

HPF2050 Apex Radio High pass filter for short wave reception (HPF-2050) HF BCL#1

HPF2050 Apex Radio High pass filter...

$11.00 USD

HPF2050 Apex Radio High pass filter...

$11.00 USD

TEN TEC 288 1.8KHz SSB FILTER

TEN TEC 288 1.8KHz SSB FILTER

$89.99 USD

TEN TEC 288 1.8KHz SSB FILTER

$89.99 USD

Collins Mechanical Filter ( 3 )

Collins Mechanical Filter ( 3 )

$65.00 USD

Collins Mechanical Filter ( 3 )

$65.00 USD

W4RT 500Hz CW Filter for FT-817 Collins Mechanical 526-8686-010 YF-122C (nice)

W4RT 500Hz CW Filter for FT-817...

$280.00 USD

W4RT 500Hz CW Filter for FT-817...

$280.00 USD

2.7K narrowband filter compatible YF-122S For YAESU FT-817/857/897/SSB FT-818

2.7K narrowband filter compatible...

$98.80 USD

2.7K narrowband filter compatible...

$98.80 USD

Low Pass Filter LPF RF Low Pass Filter 10MHz OCXO Dedicated For RF Ham Radio

Low Pass Filter LPF RF Low Pass...

$15.50 USD

Low Pass Filter LPF RF Low Pass...

$15.50 USD

500Hz CW Crystal Filter for Elecraft K3 with 8 crystals

500Hz CW Crystal Filter for Elecraft ...

$45.97 USD

500Hz CW Crystal Filter for Elecraft ...

$45.97 USD

LAIRD 28B0562 3x MEDIUM 1/4" CYLINDRICAL FERRITE EMI NOISE SUPPRESSION CHOKE

LAIRD 28B0562 3x MEDIUM 1/4"...

$10.95 USD

LAIRD 28B0562 3x MEDIUM 1/4"...

$10.95 USD

R.L. Drake HF 1.8-30MHz to 52MHz Low Pass Filter TV-1000-LP Rated 1000Watts

R.L. Drake HF 1.8-30MHz to 52MHz Low...

$25.00 USD

R.L. Drake HF 1.8-30MHz to 52MHz Low...

$25.00 USD

RFI EMI chokes filters suppressors ferrite cores, SNAP ON LMR-240 RG-8X - 5pcs

RFI EMI chokes filters suppressors...

$12.95 USD

RFI EMI chokes filters suppressors...

$12.95 USD

New Crystal Components Module For FT-817/857/897 TCXO-9 22.625MHZ

New Crystal Components Module For...

$9.82 USD

New Crystal Components Module For...

$9.82 USD

FM BROADCAST ERI BANDPASS CAVITY FILTERS 955-3

FM BROADCAST ERI BANDPASS CAVITY...

$999.00 USD

FM BROADCAST ERI BANDPASS CAVITY...

$999.00 USD

Kenwood KLF-2 Line Filter New in The Box

Kenwood KLF-2 Line Filter New in The Box

$24.99 USD

Kenwood KLF-2 Line Filter New in The Box

$24.99 USD

Collins Mechanical Filters (1) See Values In Photos

Collins Mechanical Filters (1) See...

$24.99 USD

Collins Mechanical Filters (1) See...

$24.99 USD

Vintage WM. M. Nye Co. 2,000 Watt, Low Pass Filter Model 020-001

Vintage WM. M. Nye Co. 2,000 Watt,...

$39.00 USD

Vintage WM. M. Nye Co. 2,000 Watt,...

$39.00 USD

20x Keramik-Durchführungs-Kondensator, 3 mm, 470 pF / 160 V, Löt-Stützpunkt, NOS

$9.80 EUR

$9.80 EUR

COLLINS F 480 Z2 / 526 9385 00 MECHANICAL FILTER f/ HAM RADIO RECEIVER

COLLINS F 480 Z2 / 526 9385 00...

$16.99 USD

COLLINS F 480 Z2 / 526 9385 00...

$16.99 USD

FOX TANGO Crystal Filter YF-89H2.1 8987.5 Khz for Yaesu FT-901 - New Old Stock

FOX TANGO Crystal Filter YF-89H2.1...

$39.95 USD

FOX TANGO Crystal Filter YF-89H2.1...

$39.95 USD

Bias Tee Voltage Extractor: "Bias Tap" SDR Power Supply Off Coax: 100-2500MHz

Bias Tee Voltage Extractor: "Bias...

$15.99 USD

Bias Tee Voltage Extractor: "Bias...

$15.99 USD

DECIBEL 5 Channels 800 MHZ COMBINER LOT (((SURPLUS!))

DECIBEL 5 Channels 800 MHZ COMBINER...

$3,605.25 USD

DECIBEL 5 Channels 800 MHZ COMBINER...

$3,605.25 USD

COLLINS Mechanical Filter F455-FD-19 526-9691-020 455 kHz CF 1.9 kHz BW - BLUE

COLLINS Mechanical Filter F455-FD-19...

$77.99 USD

COLLINS Mechanical Filter F455-FD-19...

$77.99 USD

3-30MHz Low Pass Filter Board HF LPF XDT-LPF200 for Shortwave Power Amplifier

3-30MHz Low Pass Filter Board HF LPF...

$67.87 USD

3-30MHz Low Pass Filter Board HF LPF...

$67.87 USD