QRC - Equipment Listing
HTML Listing Copyright © 2001-2007 Andreas Parsch
Original Data Provided by Per Nyström
| QRC-1 | Modification of AN/ALA-2 equipment; Hallicrafters, 1953 |
| QRC-2 | J band receiver for ERB-29 |
| QRC-3 | J band antennas for AN/APS-54 radar warning receiver; Hallicrafters |
| QRC-4 | Automatic VHF communications jammer; Hallicrafters, 1953 |
| QRC-5 | J band antennas for AN/APS-54 radar warning receiver; Hallicrafters, 1953 |
| QRC-6 | Frequency standard, oscillator 4,000 Hz +/- 0.5%; used as timing source in taking tape recordings of PRF for ELINT system; Rome ADC |
| QRC-7 | VHF receiver; Hallicrafters |
| QRC-8 | HF sweep jammer; Hallicrafters |
| QRC-9 | Travelling wave tube converter, to provide I band capability for EF band eceivers; designed at Stanford University, duplicated and build by Hallicrafters, 1954 |
| QRC-10 | 30/60 MHz Transmitter; designed to simulate an ECM environment for any designated radar; Hallicrafters, 1954 |
| QRC-11 | Selective J band antenna for AN/APS-54 radar warning receiver; Hallicrafters, 1954 |
| QRC-12 | Spiral antennas; Hallicrafters |
| QRC-13 | Mobile ground ECM system; Rome ADC |
| QRC-14 | Delayed opening chaff |
| QRC-15 | Special D/F receiver; Hallicrafters, 1954 |
| QRC-16 | Field intensity meter, a paper tape recorder able to record various nodes of a radar signal as a function of time; Hallicrafters, 1954 |
| QRC-17 | Modification of AN/APN-9 Loran navigation receiver; Hallicrafters, 1954 |
| QRC-18 | Modification of AN/ALA-7 receiver attachment; Hallicrafters, 1954 |
| QRC-19 | Modification of AN/APT-9, motor driven butterfly capacitor to provide unattended sweep jamming; Hallicrafters, 1954 |
| QRC-20 | Ground low frequency receiver; Rome ADC |
| QRC-21 | Ground C through F band interference locator; Rome ADC |
| QRC-22 | VHF jammer; Hallicrafters, 1954 |
| QRC-23 | First US carcinotron jammer, EF bands, later QRC-23A included I band; designed for carriage by drone. A later system included a panoramic receiver. Hallicrafters, 1954 |
| QRC-24 | Ferret Data Processing Study |
| QRC-25 | Directional antenna system for AN/ALT-4; Hallicrafters, 1954 |
| QRC-26 | Ground signal separator; Rome ADC |
| QRC-27 | Improved antennas and transmission lines for AN/ALT-6 and AN/ALT-8 jammers fitted to B-47; Hallicrafters, 1954 |
| QRC-28 | Pulse repeater system; Hallicrafters, 1954 |
| QRC-29 | Ground Wullenweber direction finding antenna for ELINT; Rome ADC |
| QRC-30 | Infrared decoy flares and dispenser; Hallicrafters |
| QRC-31 | Crystal video warning receiver; forerunner of AN/ALR-27; Hallicrafters, 1954 |
| QRC-32 | Infrared range measurement |
| QRC-33 | Power measuring test set for jammers; Hallicrafters |
| QRC-34 | Ground broad band radar signal receiver and recorder; Rome ADC 1954 |
| QRC-35 | Infrared decoy flare dispenser; Hallicrafters |
| QRC-36 | Ground remote operations kit; Rome ADC |
| QRC-36H | "Hot Brick 3" Infrared Jammer |
| QRC-37 | ERB-47 reconnaissance system, Missing Link. Comprised an AN/APR-9, AN/APA-4, special video and audio mixers, special time signal generator and Ampex recording equipment; Hallicrafters, 1955 |
| QRC-38 | Scan deception device |
| QRC-39 | Ground antenna multicoupler; Rome ADC |
| QRC-40 | Ground film editing device; Rome ADC |
| QRC-41 | Portable ground antenna; Rome ADC |
| QRC-42 | Ground DF line plotter; Rome ADC |
| QRC-43 | Ground special purpose sensing device; Rome ADC |
| QRC-44 | Ground blip-scan recorder; Rome ADC |
| QRC-45 | Ground C band Wullenweber direction-finding antenna for ELINT; Rome ADC |
| QRC-46 | Ground servo controlled amplifier; Rome ADC |
| QRC-47 | Common base clock time converter |
| QRC-48 | High power (800 w) carcinotron EF band jammer driving bitermitron tube; Hallicrafters, 1955 |
| QRC-49 | EF band carcinotron jammer, production equipment; Hallicrafters, 1955. QRC-49A covered the I band; went into service on EB-47E |
| QRC-50 | Scimitar antennas |
| QRC-51 | Ground alerter unit; Hallicrafters |
| QRC-52 | Ground receiver-timer; Rome ADC |
| QRC-53 | Ground selecting data receiver; Rome ADC |
| QRC-54 | Barrage jammer, I band; Hallicrafters, 1958 |
| QRC-55 | Ground antenna system; Rome ADC |
| QRC-56 | Carcinotron test console, able to analyze operating parameters of two tubes at a time; Hallicrafters, 1955 |
| QRC-57 | Ground auxiliary passive detection system; Rome ADC |
| QRC-58 | Airborne signal source for J, K and L band signals for testing the operation of ground and airborne receivers; Hallicrafters, 1955 |
| QRC-59 | Ground broad-band receiver; Rome ADC |
| QRC-60 | Ground readout receiver; Rome ADC |
| QRC-61 | Automatic jammer |
| QRC-62 | Ground video Duplexer; Rome ADC |
| QRC-63 | PRF discriminator for AN/APD-4, fitted to RB-47H |
| QRC-64 | Ground radiation suppressor; Rome ADC |
| QRC-65 | VHF communications jammer, production type equipment; fitted to EB-66, EB-47E |
| QRC-66 | Special amplifier |
| QRC-67 | Modified recorder |
| QRC-68 | Reconnaissance subsystem; Hallicrafters, 1955 |
| QRC-68-9 | ECM Jammer; developed into AN/SLQ-19 |
| QRC-69 | Ground automatic data collector; Rome ADC |
| QRC-70 | Ground data converter; Rome ADC |
| QRC-71 | Side Street (classified); Rome ADC |
| QRC-72 | Cross Walk (classified); Rome ADC |
| QRC-73 | Stop Light (classified); Rome ADC |
| QRC-74 | I band carcinotron jammer, Raytheon, 1958 |
| QRC-75 | Video integrator for AI radar |
| QRC-76 | D band 1 kW jammer, employing a carcinotron of French design; Hallicrafters, 1956 |
| QRC-77 | Radar receiver, 1958 |
| QRC-78 | RF transmission system |
| QRC-79 | Directional antenna for F-102 |
| QRC-80 | Ground anti-jamming scope; Rome ADC |
| QRC-81 | Receiver for use with QRC-68; Hallicrafters, 1958 |
| QRC-82 | Scimitar antenna cleaner; Hallicrafters |
| QRC-83 | Evaluate moisture effects; Hallicrafters |
| QRC-84 | Aluminum chaff |
| QRC-85 | Glass chaff |
| QRC-86 | AI pulse-to-pulse tuner |
| QRC-87 | IR decoy flare assembly |
| QRC-88 | Ground video recorder; Rome ADC |
| QRC-89 | Barrage jammer |
| QRC-90 | Ground mobile ELINT vans; Rome ADC |
| QRC-91 | Crystal video warning receiver, to 35 GHz; fitted to RB-47H. System had eight horn antennas to provide omnidirectional cover; Hallicrafters, 1957 |
| QRC-92 | Radar echo reduction |
| QRC-93 | Ground radomes; Rome ADC |
| QRC-94 | Video correlator |
| QRC-95 | EF band carcinotron barrage jammer, production equipment; formed the basis of the AN/ALT-13; fitted to the EB-47E; Hallicrafters |
| QRC-96 | D band carcinotron barrage jammer, production equipment; fitted to EB-47E; Hallicrafters |
| QRC-97 | Barrage jammer |
| QRC-98 | I band spot and barrage jammer; Raytheon |
| QRC-99 | Spot and barrage jammer |
| QRC-100 | I band automatic set-on receiver for AN/ALT-6B |
| QRC-101 | Chaff dispenser pod; used on F-4 |
| QRC-102 | Automatic jammer |
| QRC-103 | Low-frequency barrage jammer; formed basis of AN/ALT-12 |
| QRC-104 | Tall Tree (classified); Rome ADC |
| QRC-105 | Interference suppressor for AN/APR-9 |
| QRC-106 | Signal generator test equipment for AN/ALA-15; Hallicrafters, 1959 |
| QRC-107 | Barrage jammer |
| QRC-108 | Ground IF recorder; Rome ADC |
| QRC-109 | Evaluation of B-47 cooling |
| QRC-110 | New Look (classified) |
| QRC-111 | Barrage jammer |
| QRC-112 | Ground receiving and date conversion equipments; Rome ADC |
| QRC-113 | Carcinotron jammer; Hallicrafters, 1959 |
| QRC-114 | TWT barrage jammer; forerunner of AN/ALT-16; Hallicrafters, 1959 |
| QRC-115 | ECM antennas for B-47 and B-66 aircraft; Hallicrafters, 1959 |
| QRC-116 | Modification of AN/APR-9 receiver, Bonus Baby; Hallicrafters, 1960 |
| QRC-117 | Radio repeater system |
| QRC-118 | Ground handling device |
| QRC-119 | Passive receiver system |
| QRC-120 | Line fault and testing equipments; Rome ADC |
| QRC-121 | Receiver analyzer; Rome ADC |
| QRC-122 | Dip Stick (classified); Rome ADC |
| QRC-123 | Cloverleaf antennas; Hallicrafters, 1960 |
| QRC-124 | Barrage jammer, 1961 |
| QRC-125 | Scanning IR warning receiver; Westinghouse, 1961 |
| QRC-126 | Fixed field of view IR warning receiver; Hughes, 1961 |
| QRC-127 | IR flare assembly |
| QRC-128 | "Combat Martin" VHF communications jammer; variant of AN/ALQ-59; Hallicrafters, 1961. Fitted in some F-105F, A-1E and EB-66 this was used in support of operations over North Vietnam |
| QRC-129 | Fast readout, for use with AN/FPS-17 ground radar; Rome ADC |
| QRC-130 | Automatic search-lock-jammer, using AN/ALT-68 as transmitter and AN/ALR-18 as receiver; General Electric/Transco |
| QRC-131 | Ground radio frequency system analyzer; Rome ADC |
| QRC-132 | Modification of AN/ALT-6B; Hallicrafters, 1960 |
| QRC-133 | Forerunner of the AN/ALT-13 barrage jammer |
| QRC-134 | Ground engine simulator; Rome ADC |
| QRC-135 | Ground radar signal separator; Rome ADC |
| QRC-136 | Ground two-way communications; Rome ADC |
| QRC-137 | Nancy Rae (classified) |
| QRC-138 | Ferret device |
| QRC-139 | Fitted to EB-47E, modulator for AN/ALT-22 to make it more effective against the Fansong radar |
| QRC-140 | Digitized control for remote display of a radar image; manufactured by General Electro Dynamics |
| QRC-141 | Ground miniature converter; Rome ADC |
| QRC-142 | Forward-fired chaff rocket for use with AN/ALE-25 for carriage by B-52; forerunner of ADR-7 and ADR-8 |
| QRC-143 | Ground study of acoustic problem; Rome ADC |
| QRC-144 | Ground mapping project; Rome ADC |
| QRC-145 | Adaptation of the AN/ALE-11 pneumatic chaff dispenser; Webcor |
| QRC-146 | Passive instrumentation receiver |
| QRC-147 | Airborne reconnaissance simulator; Hallicrafters, 1960 |
| QRC-148 | Direction finder group; Hallicrafters, 1960 |
| QRC-149 | Bandpass filter; Hallicrafters, 1960 |
| QRC-150 | RFR kit; Rome ADC |
| QRC-151 | I band automatic jamming training system; forerunner of Raytheon AN/ALQ-70 |
| QRC-152 | Ground readout equipment for AN/ASQ-32; Rome ADC |
| QRC-153 | Competitive study program (Sperry, General Electric and Hallicrafters) of ECM payload for ballistic missile reentry vehicle |
| QRC-154 | Language translator; Rome ADC |
| QRC-155 | Antenna modification kit for QRC-45; Rome ADC |
| (156) | Number believed not allocated |
| QRC-157 | Magnetron L-3223-B |
| QRC-158 | ECM antennas for EB-66 and other aircraft |
| QRC-159 | Reconnaissance system FM heads; Hallicrafters, 1961 |
| QRC-160-1A | Jamming pod, S/C (later L) band; forerunner of AN/ALQ-71; General Electric |
| QRC-160-2 | Jamming pod, I band; forerunner of AN/ALQ-72; General Electric |
| QRC-160-4 | Jamming pod, 65 to 100 MHz direct noise amplification; General Electric |
| QRC-160-5 | Jamming pod, C band; Hallicrafters |
| QRC-160-7 | Jamming pod for RF-101 airplane |
| QRC-160-8 | Jamming pod; forerunner of AN/ALQ-87; Hallicrafters |
| QRC-160-9 | Jamming pod, modification of QRC-160-1 |
| QRC-161 | Ground receiver system; Rome ADC |
| QRC-162 | Ground scan converter; Rome ADC |
| QRC-163 | Silver Ball (classified); Rome ADC |
| QRC-164-1 | Modification of ten QRC-81 equipments; Hallicrafters, 1961 |
| QRC-165 | IFF jammer for B-66 airplane; Hallicrafters, 1961 |
| QRC-166 | Ground preamplifiers; Rome ADC |
| QRC-167 |
Conflicting data: - Ground radar reflector amplifiers; Rome ADC - Navigational radio beacon; Sylvania |
| QRC-168 | Multichannel barrage jammer |
| QRC-169 |
Conflicting data: - Transmitting antenna for QRC-128 and AN/ALQ-59 communications jammer - AGTELIS (Automatic Ground Transportable Emitter Location & Identification System; U.S. Army ECM system); AN/TSQ-105 (consisting of AN/GSQ-189, AN/TSQ-115, AN/TYQ-17) |
| QRC-170 | Ground transportable jammer; Rome ADC |
| QRC-171 | Ground navigation aid; Rome ADC |
| QRC-172 | Modification of Model 555 scope |
| QRC-173 | Ground panoramic modification kit; Rome ADC |
| QRC-174 | Test equipment for B-47 and B-52 |
| QRC-175 | Training chaff |
| QRC-176 | Ground photo interpretation kit; Rome ADC |
| QRC-177 | Ground image quality meter; Rome ADC |
| QRC-178 | Ground film cleaner and waxer; Rome ADC |
| QRC-179 | Ground photo surveillance kit; Rome ADC |
| QRC-180 | In-flight processing system |
| QRC-180-1 | Noise Jamming Pod; related to AN/ALQ-71/72 |
| QRC-181 | Preamplifiers; Rome ADC |
| QRC-182 | Wind tunnel test |
| QRC-183 | Low altitude camera |
| QRC-184 | Jammer analysis; Hallicrafters, 1961 |
| QRC-185 | Data processor; Hallicrafters, 1962 |
| QRC-186 | Data converter; Rome ADC |
| QRC-187 | Search-lock jammer for training purposes; fitted to the EB-57E; Melpar |
| QRC-188 | Modification to AN/SLR-8 receiver; Rome ADC |
| QRC-189 | Receiver subsystem |
| QRC-190 | Preamplifiers |
| QRC-191 | Pulse analyzer |
| QRC-192 | EF band automatic crystal video receiver, with frequency determination and direction-finding capability. Data recorded on magnetic tape, for conversion and redaction by special ground facility. Weight 30 pounds, fitted in one-cubic-foot box. Fitted to U-2s and some F-4s |
| QRC-193 | Modification to AN/ARA-36 |
| QRC-194 | Pulse repeater |
| QRC-195 | Ground panoramic photo rectifier; Rome ADC |
| QRC-196 | Ground tape duplicator; Rome ADC |
| QRC-197 | Classified ground ECM program; Rome ADC |
| QRC-198 | Alphanumeric display system |
| QRC-199 | Tape duplicating equipment |
| QRC-200 | Long Range, ECCM equipment |
| QRC-201 | Radar test support; Hallicrafters, 1961 |
| QRC-202 | Microfilm camera; Rome ADC |
| QRC-203 | Enlarging equipment; Rome ADC |
| QRC-204 | IR cooling equipment |
| QRC-205 | 35 mm copy camera; Rome ADC |
| QRC-206 | Flexowriter modification kit; Rome ADC |
| (207) | Number believed not allocated |
| QRC-208 | Modification kit to AN/FLR-3 ground ELINT equipment; Rome ADC |
| QRC-209 | Time readout equipment; Rome ADC |
| QRC-210 | Improved LOROP |
| QRC-211 | Log electronic printer; Rome ADC |
| QRC-212 | Modification to AN/MPS-14; Rome ADC |
| QRC-213 | Peanut Pod podded ELINT receiver (airborne reconnaissance and analysis system); forerunner of AN/ALQ-124 TEREC equipment |
| QRC-214 | Pulse recorder and reproducer |
| QRC-215 | Photo flash unit; Rome ADC |
| QRC-216 | IR ranging device; Rome ADC |
| QRC-217 | Five Aces (classified) test program; Rome ADC |
| QRC-218 | Modulator for AN/ALT-13; went into production and installed in operational B-52s and EB-66s; Hallicrafters |
| QRC-219 | Monitor receiver; Rome ADC |
| QRC-220 | AN/ALT-16 modified for operation against US radars, for use in training exercises; Hallicrafters, 1963 |
| QRC-221 | Electronic flash equipment |
| QRC-222 | Code-Clarion (classified); Rome ADC |
| QRC-223 | Classified equipment; Rome ADC |
| QRC-224 | Excitation unit; Rome ADC |
| QRC-225 | Repeater |
| QRC-226 | Line Buck (classified); Rome ADC |
| QRC-227 | White Orchid (classified); Rome ADC |
| QRC-228 | Investigation of jamming techniques |
| QRC-229 | Relay checker; Rome ADC |
| QRC-230 | Red Chief (classified) |
| QRC-231 | Modification to ERB-47 receiver; Hallicrafters, 1963 |
| QRC-232 | Modification to QRC-160 pods |
| (233...244) | (No information) |
| QRC-245 | |
| (246...247) | (No information) |
| QRC-248 | Special interrogator for use against Soviet type IFF; used on EC-121; 1967 |
| (249...252) | (No information) |
| QRC-253-2 | Homing equipment installed in F-100F aircraft (four antennas mounted around the intake) participating in Exercise Goldfire in 1964; tested against HAWK SAM site; probably a forerunner for some of the later Wild Weasel equipment used on F-105F/G |
| (254...258) | (No information) |
| QRC-259 QRC-259(T) |
Microwave Collection System (Panoramic Receiver); used in EC-121, EC-135 "Rivet Joint"; related to AN/APR-34; Watkins-Johnson |
| (260...278) | (No information) |
| QRC-279 | |
| (280...287) | (No information) |
| QRC-288 | Travelling Wave Tube Repeater/Noise Jammer; used in F-4, RF-4 |
| (289...293) | (No information) |
| QRC-294 | Airborne system to jam commercial TV and radio broadcast stations operated by hostile nations; able to disrupt stations operating on frequencies between 5 and 350 MHz; fitted to four Lockheed C-121C "Coronet Solo" aircraft |
| (295...307) | (No information) |
| QRC-308 | Special telemetry for Advanced Range Instrumentation Ships (ARIS); 1968 |
| (309...313) | (No information) |
| QRC-314 | Fuze Jammer |
| QRC-315 | Receiver for detection of signals; fitted to EB-66B |
| (316) | (No information) |
| QRC-317 | "SEE-SAM" (Search, Exploit and Evade SAMs); Airborne receiver to indicate when the aircraft was in center of main beam of Fan Song missile control radar; used with AN/APR-25/26 in F-105F/G |
| (317...319) | (No information) |
| QRC-320 | Forerunner or development of AN/APS-107 Radar Homing And Warning Set |
| QRC-321 | used in F-105 |
| (322...323) | (No information) |
| QRC-324 | J/Ku-Band Tracking Jammer; similar to AN/ALR-18 + AN/ALT-6B; related to AN/ALQ-93; evaluated in EB-57 |
| QRC-325 | Possibly forerunner of AN/APS-107A Radar Homing And Warning Set; used on F-4D; 1967 |
| (326...327) | (No information) |
| QRC-328-1 | related to AN/ALQ-75 |
| QRC-328-2 | Digitalized Noise/Deception Jamming System; used on B-52, RB-66, B-1A |
| QRC-329 | Electronic Warfare Simulator; related to AN/ALQ-T34 |
| QRC-330 | Fuze Jammer |
| (331...332) | (No information) |
| QRC-333 | Low Frequency Homing Receiver |
| QRC-334 |
"Compass Strike" Airborne ELINT System; used in F-4 "Compass Steer" (with QRC-374, QRC-385) System (detection and location of radiators by time of arrival techniques); used in KC-135, F/RF-4C; IBM |
| QRC-335 | Jamming pod (project "Sesame Seed", 1966), combined noise jamming and deception system; forerunner of the AN/ALQ-101 jamming pod (first production pods designated as QRC-335A/101-1); used on F-4D, F-105F/G, AQM-34H; Westinghouse |
| (336...340) | (No information) |
| QRC-341 | Infrared Tail Warning System; tested on B-57 |
| (342...345) | (No information) |
| QRC-346 | Jamming system on EC-47N/P (related to AN/ALR-34) |
| (347...349) | (No information) |
| QRC-350 | "Compass Home"; modification of F-4D/E fire-control radar to detect and range a "Fan Song" radar; possibly also related to SADRAM (Search And Destroy Radar-Assisted Missile) project? |
| (351...352) | (No information) |
| QRC-353 | Photo-Flash Dispenser |
| QRC-354 | Fuze Jammer |
| (355...358) | (No information) |
| QRC-359 | |
| (360) | (No information) |
| QRC-361 | Improvement of QRC-160-1 and AN/ALQ-71 ECM pods |
| QRC-362 | "Big Mother"; used in EC-130 |
| (363...369) | (No information) |
| QRC-370 | Evaluation of low frequency chaff |
| (371...372) | (No information) |
| QRC-373 | Noise jammer located inside the radome on F-105F/G; forerunner of AN/ALT-34 |
| QRC-374 | Airborne ELINT System; used with QRC-334, QRC-385 in "Compass Steer"; used in F-4, KC-135; AIL |
| (375...376) | (No information) |
| QRC-377 | related to AN/ALQ-51 |
| QRC-378 | "Button Hook" Jammer |
| QRC-379 | Environmental Signal Simulator |
| QRC-380 | Conformally mounted Deception Repeater System on F-105G; forerunner of AN/ALQ-105 |
| QRC-381 | related to AN/ALM-85 |
| (382) | (No information) |
| QRC-383 | used with/related to AN/ALM-79 |
| (384) | (No information) |
| QRC-385 | Airborne ELINT System; used with QRC-334, QRC-374 in "Compass Steer"; used in F-4, KC-135; IBM |
| (386...419) | (No information) |
| QRC-385 | ELINT System; used in F-4, KC-135; development of QRC-334, QRC-374 |
| (386...398) | (No information) |
| QRC-399 | Active Infrared Countermeasures System; developed into AN/AAQ-4 |
| QRC-400 | Fuze Jammer |
| (401...412) | (No information) |
| QRC-413 | Voice Jammer; used on F-105, F-4 |
| (414...419) | (No information) |
| QRC-420 | related to AN/ALR-34, AN/ALR-36, AN/ALR-38; Sanders |
| (421...428) | (No information) |
| QRC-429 | Chaff Dispensing System; used on F-4 |
| (430...448) | (No information) |
| QRC-449 | I-band Receiver; developed into QRC-527-1 |
| (450...457) | (No information) |
| QRC-458 | Long-Range Homing Receiver; became AN/ALR-53 |
| (459) | (No information) |
| QRC-460 | Autotrack Check System; used on Advanced Range Instrumentation Ships (ARIS); RADC, 1969 |
| (461...489) | (No information) |
| QRC-490 | related to AN/ALE-36 |
| (491...493) | (No information) |
| QRC-494 | related to AN/ALQ-75, AN/ALQ-76 |
| (495) | (No information) |
| QRC-496 | SNOE (Smart Noise Equipment); used with/related to AN/ALQ-122; used on B-52 "Rivet Ace" update |
| (497...500) | (No information) |
| QRC-501 | High Gain Direction Finder |
| (502...512) | (No information) |
| QRC-513 | Countermeasures Jammer; used in F-4C |
| (514) | (No information) |
| QRC-515 | Frequency-controlled development of AN/ALT-28; part of B-52 "Rivet Ace" update; tested with AN/ALQ-117 in 1974 |
| (516...521) | (No information) |
| QRC-522 | Three-Band Jamming System (similar to QRC-335-8); developed into AN/ALQ-119; Westinghouse, 1970 |
| (523...526) | (No information) |
| QRC-527-1 QRC-527-2 |
Modified QRC-449 receiver; QRC-527-1 used with QRC-335 jammer; QRC-527-2 used with AN/APS-109; processor used in Project 7206 |
| (528...529) | (No information) |
| QRC-530 | Lightweight Chaff Array |
| (531...534) | (No information) |
| QRC-535 | Extended coverage AN/APR-37; used on B-52 |
| QRC-536 | "Spin & Aft" Tail Jammer (AN/ALQ-94 with additional coverage); used on F-111 |
| (537) | (No information) |
| QRC-538 | Re-packaged, updated version of AN/ALQ-94; used on F-111A |
| (539...545) | (No information) |
| QRC-546 | AN/ALR-31 homing receiver integrated with QRC-335 jammer |
| (547...557) | (No information) |
| QRC-558 | D-band extension to AN/ALR-41 |
| QRC-559 | ECM Pod; developed into AN/ALQ-131; used on F-15; Westinghouse |
| QRC 73-15 | Countermeasures Transmitter |
| QRC 76-01 | SLAR Data Link; used with AN/APQ-102 on RF-4C |
| QRC 80-01 | ECM pod (variant of AN/ALQ-119); used on AC-130H, MC-130H, F-4E |
| QRC 81-01 | "Ten High" Infrared Countermeasures |
| QRC 83-05 | IRCM system on H-53 (MH-53?); manufactured by Northrop Grumman; QRC 83-05 originated in an internally mounted IRCM system that was installed aboard US Air Force EB-66 aircraft deployed to SE Asia |
| QRC 84-02 | IRCM pod; manufactured by Northrop Grumman; used on MC-130H, AC-130U; intended for A-7, C-130, F-4, F-5E, Mirage F-1C |
| QRC 84-04 | |
| QRC 84-05 | EW receiver; used in parallell with AN/APR-46A; used on AC-130H, MC-130E/H |
| QRC 84-32 | |
| QRC 84-34 | Pulse Analyzer |