45,000+ results for 400 mhz
- New ListingFAA Test set RF modulation monitor 1960's, for parts/repair 50-400 MHZ frequencyOpens in a new window or tabParts Only$199.99abcatlegacyparts (11,684) 99.6%+$24.40 shipping
- Icom IC-F6061 45 Watts 400-470 MHz 512 Channels Analog (Complete Kit)Opens in a new window or tabPre-Owned$149.00erac1 (20,109) 99.6%Free shipping
- AT-778UV ANYTONE 25W Dual Band 136-174 & 400-480MHz Two Way Radio + USB cableOpens in a new window or tabBrand New$114.95$7 off every $199 with couponWas: $121.00 5% offanysecu-radio (7,441) 98.7%Free shippingFree returns139 sold
- Bruker Spectrospin 20mm 400 MHz ProbeOpens in a new window or tabPre-Owned$349.00vfscientific (7,168) 99.7%Free shipping
- Motorola PM400 UHF 438-470 MHz 64 Channel 25 Watt (Complete Kit)Opens in a new window or tabPre-Owned$179.00erac1 (20,109) 99.6%Free shipping2 watchers
- Motorola PM400 UHF 438-470 MHz 64 Channel 40 Watt (Complete Kit)Opens in a new window or tabPre-Owned$189.00erac1 (20,109) 99.6%Free shipping
- 1GB DDR 400MHz PC3200 Non-ECC 184 pins in Memory Compatible Low Density DesktopOpens in a new window or tabBrand New$8.20Save up to 9% when you buy moreWas: $9.11 10% offTop Rated Plustechm-70 (2,349) 94.6%Free shippingFree returnsAlmost gone108 sold
- Used MRFX1K80H RF Power LDMOS Transistor High Ruggedness 1.8–400 MHz 1800WOpens in a new window or tabPre-Owned$120.00best_deal2002 (7,296) 98.5%+$10.00 shipping
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- Baofeng BF-T1 Mini Walkie Talkie UHF FM 400-470MHz Two-way Radios transceiver t1Opens in a new window or tabBrand New$19.98Save up to 5% when you buy moreWas: $23.50 15% offsales-radio (11,347) 99.4%Free shippingFree returns33 watchers
- Wireless Microphone Receiver Antenna UHF 400Mhz-960Mhz BNC Male Antenna (2-Pack)Opens in a new window or tabBrand New$14.25performanstore (1,494) 98.8%Free shippingFree returnsLast one11 sold
- SUN Ultra 5, 400MHz, 256MB, 0GB HD, CD, 375-0115, In Original BoxOpens in a new window or tabPre-Owned$119.99adirondacknetworks (777) 100%+$20.00 shipping
- Motorola PM400 UHF Two way mobile radio 438-470mhz 40w 64chOpens in a new window or tabPre-Owned$99.99total_com (2,320) 100%+$6.00 shipping
- Bird 43 Thruline 4276-001 WattMeter Element 12W 108-400Mhz 2.5WOpens in a new window or tabPre-Owned$79.99tronictron (946) 98.5%Free shippingFree returnsLast one1 watchers
- BRUKER L-TX 400 Mhz BSMS Lock Receiver Module - Z002724/0705Opens in a new window or tabPre-Owned$499.99Top Rated Pluslj-liquidation (2,597) 100%Free shippingFree returns
- FEMTO 400 MHZ High Speed Photoreceivers HCA-S *30 DAY RETURNS*Opens in a new window or tabPre-Owned$550.00rj-yousey (1,590) 99.6%+$14.88 shipping
- Freescale MRFX1K80H RF Power LDMOS Transistor High Ruggedness 1.8–400 MHz 1800WOpens in a new window or tabNew – Open box$228.00xihu888 (3,503) 99.7%+$3.00 shippingfrom China
- Sun Microsystems 501-5741 400MHz UltraSPARC IIi CPU Module Ultra 5Opens in a new window or tabPre-Owned$29.00parallelsuntech (5,255) 100%Free shipping3 watchers
- UHF portable antenna, BNC male, 400-990 mhz, factory tuned to your frequencyOpens in a new window or tabBrand New$9.00brucechilds05 (1,433) 100%+$4.50 shipping69 sold
- Xetawave 400mhz Xeta4B Series UHF Ethernet enclosed RadioOpens in a new window or tabPre-Owned$549.99Save up to 5% when you buy morehoasolutions (2) 100%+$10.75 shipping
- Bingfu RTK Radio Antenna 400MHz-470MHz RTK UHF Radio Antenna Soft Whip TNC Ma...Opens in a new window or tabBrand New$13.19milebobus-35 (168) 94%Free shippingFree returnsLast one
- Handheld 5000km Mini G6 Walkie-talkie Transceiver Two-way Radio 400-470mhzOpens in a new window or tabBrand New$90.39Save up to 11% when you buy moreWas: $115.89 22% offbeautiful1002 (45) 92.5%Free shipping
- UHF portable antenna, SMA male, 400-480 MHz, moldedOpens in a new window or tabBrand New$6.00brucechilds05 (1,433) 100%+$4.50 shipping
- Sirio StarDuster M-400 (26.5 - 30Mhz) 10M-HAM Tunable Base Antenna - 3000 WattsOpens in a new window or tabBrand New$83.00eagle_antenna (5,432) 97.2%+$14.00 shipping22 watchers
- Maxon SD170 Series Dats Radio VHF 148-174MHz / UHF 400-470 MHz SD171 SD174Opens in a new window or tabBrand New$238.00 to $450.00Save up to 7% when you buy moreradioresearchinc (21,874) 99.6%+$8.75 shipping
- NEW ICOM IC-F4001-71-RC, UHF 400-470 MHZ, 4 WATT, 16 CHANNEL TWO WAY RADIOOpens in a new window or tabBrand New$180.60brianb63 (4,635) 100%Free shipping
- 1GB 400MHz Compaq HP Business Desktop dc5000 Memory RAM DDR-400MHz 184-pin DIMMOpens in a new window or tabBrand New$15.90memorygiants (36,422) 98.4%Free shipping
- Baofeng UV-5R Upgraded Legal Version Dual Band Walkie Talkies Two Way RadioOpens in a new window or tabUS Stock | Max 5W | 128CH | FM | Free HeadsetBrand New$19.99Save up to 5% when you buy moreWas: $28.56 30% offnicheone (69,962) 99.7%Free shipping4,716 sold
- Baofeng UV-5R VHF UHF Dual-Band Ham 5W Portable Two-way Radio Walkie TalkieOpens in a new window or tabBrand New$19.99tool_nerd (52,746) 99.5%Was: $28.56 30% offFree shipping7,341 sold
- KENWOOD Nx-3300 K2 5 WATT UHF 400-520 Mhz NXDN / Analog Radio W/ KMC-72 Mic MintOpens in a new window or tabPre-Owned$450.00gem_state (3,706) 97.9%Free shippingFree returnsLast one5 watchers
- Black Box Category 6 Bulk 400MHz shielded plenum red 1000ft Cold weather NEWOpens in a new window or tabOpen Box$207.501modsource16 (1,611) 98.9%Was: $250.00 17% off+$128.01 shipping
- Mini G6 Walkie-talkie Handheld Transceiver 5000km Two-way Radio 400-470mhzOpens in a new window or tabBrand New$111.65Save up to 13% when you buy morebeautiful1001 (35) 100%Free shipping
- Bruker Spectrospin NMR 2H LOCKSWITCH 200-400 MHz W1345020Opens in a new window or tabPre-Owned$550.00djkrc (1,574) 100%+$19.75 shipping
- 3.5” UHF 400-470MHz ANTENNA SAMCOM BAOFENG RETEVIS KENWOOD RADIO FREE USA SHIPOpens in a new window or tabBrand New$19.99Save up to 5% when you buy morepanda222a (10,408) 99.3%Free shipping
- 4GB Kit 2x2GB KTH-MLG4/4G Kingston 240-Pin Buffered DIMM 400MHZ Memory MM-295Opens in a new window or tabPre-Owned$7.57Top Rated PlusWas: $8.90 15% offsafecomponents (11,598) 100%+$5.11 shippingFree returnsLast one2 watchers
- Baofeng BF-T1 Mini 2W UHF FM 400-470MHz Two-way Radios & USB Programming CableOpens in a new window or tabBrand New$24.91sales-radio (11,347) 99.4%Was: $29.30 15% offFree shippingFree returns
- FREESHIP NEW KENWOOD RADIO UHF400-470MHz 2-Way Radio + software+USB cable TK3000Opens in a new window or tabBrand New$47.00e-star365 (6,978) 98.6%Free shippingfrom China212 sold
- BaoFeng BF-F8+ 2nd Gen UV-5R Dual-Band 136-174/400-520 MHz FM Ham Two-Way RadioOpens in a new window or tabBrand New$32.59Save up to 12% when you buy moreTop Rated PlusFree shippingdb-star (12,082) 99.2%Free returns732 sold
- US 2x Baofeng UV-5R Dual-Band V/UHF FM Transceiver Ham Two-way Radio ScannerOpens in a new window or tabBrand New$38.99Save up to 5% when you buy moreWas: $55.70 30% offnicheone (69,962) 99.7%Free shipping3,538 sold
- AMPLEON ART2K0FE Power LDMOS transistor 1 to 400 MHz 2000W 65 V NewOpens in a new window or tabBrand New$280.00xihu888 (3,503) 99.7%+$3.00 shippingfrom China
- MRFX1K80H RF Power LDMOS Transistor High Ruggedness 1.8–400 MHz, 1800 W CW, 65 VOpens in a new window or tabBrand New$199.00longsheng-electronic (20,797) 96.3%Free shippingfrom ChinaFree returns
- TAIT TB7100 TWO WAY RADIO BASE STATION REPEATER TBBH5B 400-470 MHz UHFOpens in a new window or tabPre-Owned$549.99qualityradiocommunications (4,350) 99.5%+$29.99 shippingLast one8 watchers
- A-Tech 1GB PC3200 Laptop SODIMM DDR 400MHz 200pin DDR1 Notebook Memory RAM 1x 1GOpens in a new window or tabBrand New$24.99Top Rated Plusatechcomponents (111,344) 99.5%Free shippingFree returnsAlmost gone19 sold
- Crucial Technology 1GB DDR 400Mhz PC3200 DDR RAM - CT12864Z40B For DesktopOpens in a new window or tabBrand New$15.09Top Rated Plusefetchercom (15,586) 100%Free shippingFree returns732 sold
- ANYSECU Zello W6PLUS Android 10 4G Network Radio UHF 400-470Mhz Walkie TalkieOpens in a new window or tabBrand New$149.00anysecu-radio (7,441) 98.7%Free shippingfrom China121 sold
- LOT OF 8 PC3200 400MHZ DDR Memory Modules NANYA/SAMSUNG/ IBERTY 5GB TOTAL - READOpens in a new window or tabPre-Owned$19.99padtech (381) 100%+$6.16 shipping
- 2 X 1GB 2GB Kit PC3200 High Density DDR400 Mhz 184pin Desktop MEMORY for AMDOpens in a new window or tabBrand New$13.99Top Rated Plusallinthedeal (49,460) 99.3%Free shippingFree returns947 sold
- 2Pcs LEIXEN VV-108 Mini Radio Walkie Talkie UHF 400-480MHz Hair salon RestaurantOpens in a new window or tabBrand New$24.52Save up to 5% when you buy moreWas: $28.85 15% offsales-radio (11,347) 99.4%+$0.99 shippingFree returns145 sold
- KENWOOD NX-3320 UHF 400-520 MHz NEXEDGE Portable DTMF RadioOpens in a new window or tabNew (Other)$475.00rfrtg77 (803) 100%+$18.40 shipping
- New ListingPC3200R-30331-C3 HP 1GB DDR Registered ECC PC-3200 400Mhz 1Rx4 MemoryOpens in a new window or tabBrand New$14.95settlesauctionservices (7,197) 99.8%+$4.28 shipping
- 1GB KIT 2 x 512MB RIMM RD NON-ECC 800-40 800-40 400MHz 400 MHz RDram Ram MemoryOpens in a new window or tabBrand New$41.93Top Rated Plusmemorymasters (28,252) 99.6%Free shippingFree returns
- A-Tech 2GB 2x 1GB PC3200 Laptop SODIMM DDR1 400 MHz 200-Pin DDR Memory RAM 2G 1GOpens in a new window or tabBrand New$49.99Top Rated Plusatechcomponents (111,344) 99.5%Free shippingFree returns7 watchers
- QYT KT-980Plus 50W Dual Band 136-174&400-480mhz Two Way Radio DTMF FM radioOpens in a new window or tabBrand New$135.90$7 off every $199 with couponWas: $151.00 10% offanysecu-radio (7,441) 98.7%Free shippingFree returns259 sold
- New ListingMotorola PM400 UHF Two way mobile radio 438-470mhz 40w 64chOpens in a new window or tabPre-Owned$99.003rtechnology (21,571) 98.4%Free shipping
- good new 3207G Kenwood radio UHF400-470Mhz 2-way TRANSCEIVER+SOFTTWAR+CABLEOpens in a new window or tabBrand New$45.00e-star365 (6,978) 98.6%Free shippingfrom ChinaFree returns
- AnyTone AT-778UV VOX Version Mini Dual Band Mobile Radio 136-174MHz 400-480MHzOpens in a new window or tabBrand New$110.07$5 off $150+ with couponWas: $129.50 15% offTop Rated Pluscsyztera99 (4,774) 98.9%Free shippingFree returns
- OWC 8GB Memory RAM For HP ProDesk 400 G6 SFF ProDesk 400 G6 TowerOpens in a new window or tabBrand New$25.29other-world (4,257) 97%Free shipping
- AnyTone AT-778UV 25W Ham Mobile Two Way Radio UHF VHF Dual Band TransceiverOpens in a new window or tabBrand New$111.60$7 off every $199 with couponWas: $124.00 10% offanysecu-radio (7,441) 98.7%Free shippingFree returns290 sold
- 1GB Memory RAM for Compaq HP Business Notebook nx9600 DDR2 400MHzOpens in a new window or tabBrand New$12.35memorygiants (36,422) 98.4%Free shipping
- Kingston 4GB 4x 1GB DDR 400MHz PC 3200 184pin KVR400X64C3A/1G Desktop Memory WUOpens in a new window or tabBrand New$23.991wolf_spider1 (3,114) 98.5%Free shippingfrom ChinaFree returnsLast one135 sold
- BAOJIE BJ-318 Mini Mobile Radio 25W 136-174&400-490Mhz Car Radio with USB CableOpens in a new window or tabBrand New$65.03$5 off $150+ with couponWas: $76.50 15% offTop Rated Pluscsyztera99 (4,774) 98.9%Free shippingFree returns
- Mini G6 Walkie-talkie Handheld Transceiver 5000km Two-way Radio 400-470mhzOpens in a new window or tabBrand New$81.76anita1237 (69) 98.6%Was: $96.19 15% offFree shippingfrom China75 watchers
- SIMPLETECH 1GB X 16 PC3200 CL3 DDR-400MHz RAMOpens in a new window or tabOpen Box$15.00sneakersrecovery (445) 100%Free shipping
- Baofeng BF-A58S Tri-Band Ham Transeiver 136-174&220-260&400-480Mhz Walkie TalkieOpens in a new window or tabBrand New$31.50$7 off every $199 with couponWas: $35.00 10% offanysecu-radio (7,441) 98.7%Free shippingFree returns40 sold
- TYT MD-UV390PLUS 10W AES256 DMR Radio Dual Band 136-174 400-480mhz 2 Way RadioOpens in a new window or tabBrand New$92.70$5 off $150+ with couponWas: $103.00 10% offTop Rated Pluscsyztera99 (4,774) 98.9%Free shippingFree returns11 watchers
- ANSOKO A-8S PORTABLE TWO-WAY RADIO 4 PACK WALKIE-TALKIE 400-480MHZOpens in a new window or tabBrand New$34.99mdgsales (37,727) 98.9%Free shipping5 watchers
- Koobeton UHF FM TRANSCEIVER RADIO ~ MODEL KT-888S ~ 400-470MHz ~ 5w/3.7v TestedOpens in a new window or tabPre-Owned$20.00scarletspider81 (819) 100%+$5.00 shipping
- AMPO 3AMD1400-1GB.R DDR1 400Mhz 1GB MemoryOpens in a new window or tabBrand New$5.99Top Rated Plusresellersbythepond (733) 100%+$5.35 shippingFree returns
- Corsair 512 MB DIMM 400 MHz DDR Memory (VS512MB400)Opens in a new window or tabPre-Owned$5.99basm-64 (100) 95.8%+$4.98 shipping
- Baofeng BF-T1 UHF 400-470MHz Mini Portable Two Way Radio VOX 20CH FM TransceiverOpens in a new window or tabBrand New$18.54radio_accessories (627) 98.4%Was: $20.60 10% offFree shippingfrom China8 watchers
- New ListingOWC 4GB Memory RAM For QNAP IS-400 Pro TVS-471 TVS-671 TVS-871Opens in a new window or tabBrand New$19.99other-world (4,257) 97%Free shipping
- Samsung 1GB DDR2 PC2-3200 400MHz CL3 Dimm M393T2950BG0-CCCOpens in a new window or tabPre-Owned$1.91Top Rated Plusprime_electronic_components (56,725) 99.8%+$5.25 shippingFree returns
- 512MB DDR 400MHz PC3200 SODIMM 200pin LAPTOP MEMORYOpens in a new window or tabBrand New$9.99Top Rated Plusallinthedeal (49,460) 99.3%Free shippingFree returns48 sold
- New Micron 2GB 2x1GB DDR400 PC3200 400Mhz DDR1 184pin Desktop Dimm Memory RAMOpens in a new window or tabBrand New$22.95memorygiants (36,422) 98.4%Free shipping
- 2X BAOFENG BF-T1 TWO WAY RADIO UHF 400-470MHZ WALKIE TALKIE LONG RANGE + HEADSETOpens in a new window or tabBrand New$38.99happyliketeam (678) 96.4%Free shippingfrom China53 watchers
- New ListingUNO-2059GL0001E-T Advantech Universal Computer Systems Celeron 400 MHzOpens in a new window or tabBrand New$600.00Top Rated Pluspcmml1707 (5,146) 99.5%+$35.00 shippingFree returns
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