JASC 2312

Service difficulty reports · 1,271

Reports filed under 2312 · VHF Communications System, newest first.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE jasc_code = '2312'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 98ZZZX864Transceiver · defectiveTRANSCEIVER FREQUENCY KNOB WILL NOT WORK. STANDBY SELECT SWITCH WILL NOT WORK.Feb 17, 1998 · N206BY · Bell 206B3SDR HEEA0013008Transceiver · failedTRANSCEIVER INOPERATIVE.Feb 10, 1998 · N31217 · Skrsky S76ASDR HEEA0012809Transceiver · defectiveGAIN TOO HIGH ON LOW RANGES.Feb 5, 1998 · N59806 · Bell 214STSDR HEEA0012808Transceiver · failedPOPS CIRCUIT BREAKER AND SHOWS RT FAULT ON INDICATOR.Feb 5, 1998 · N6957Y · Bell 214STSDR HEEA0012802Transceiver · weakTRANSCEIVER WEAK POWER OUT. POWER AMPLIFIER ON RT ASSEMBLY BAD.Feb 5, 1998SDR HEEA0012793Transceiver · failedTRANSCEIVER RECEIVES BUT DOES NOT TRANSMIT.Feb 5, 1998 · N21431 · Bell 206B3SDR HEEA0012772Receiver · failedLOC RECEIVER NOT PULLING FLAG.Feb 5, 1998 · N136AE · Bolkms BK117B2SDR HEEA0012770Transceiver · failedTRANSCEIVER WILL NOT TRANSMIT. FOUND UNIT NOT RECEIVING. FOUND V20 NOT WORKING. REPLACED Q209, Q208, Q203, Q204, AND Q221 TRANSISTORS, CR209 DIODE, I216 AND I217 J.C. STILL NO TRANSMIT OR RECEIVE.Feb 5, 1998 · N5759N · Bell 412SDR MVH0064186Transceiver · failedTRANSCEIVER REMOVED OFF FREQUENCY.Jan 29, 1998 · N63CF · Aerosp SA365NSDR 98UAL900037Vhf Trans · failedLOST COMM ON FREQUENCY 127.8 MHZ ON NUMBER ONE VHF. COMM APPEARED WEEK ON OTHER FREQUENCIES AS WELL. *S/D* REPLACED NR 1 VHF COMM TRANSCEIVER, OP CHECKED GOOD.Jan 28, 1998 · N9065U · Boeing 737222SDR HEEA0012731Transceiver · failedTRANSMITTER BROKEN, MODULATION VERY DISTORTED.Jan 27, 1998 · N3131S · Bell 212SDR HEEA0012728Transceiver · failedVHF TRANSMITS ON 130.32 GARBLED, WEAK AND UNREADABLE.Jan 27, 1998 · N1547D · Skrsky S76ASDR HEEA0012727Transceiver · failedTRANSCEIVER HAS NO LED, NO TRANSMIT. NO RECEIVE, 9504 SHORTED.Jan 27, 1998 · N2272J · Bell 206B3SDR HEEA0012726Transceiver · failedTHE "T" STAYS ON ALL THE TIME AND L/H SIDE OF DISPLAY GOES 188.88 SOMETIMES AND WILL NOT CHANGE.Jan 27, 1998 · N437PH · Bell 407SDR HEEA0012725Transceiver · failedTRANSCEIVER LED DISPLAY GOES BLANK.Jan 27, 1998 · N407PH · Bell 407SDR HEEA0012724Transceiver · failedTRANSCEIVER SMOKED. WILL NOT TRANSMIT OR RECEIVE.Jan 27, 1998 · N53119 · Bell 206L3SDR REXA98020Connector · failedNR 2 COMM INOP. REMOVED AND REPLACED CO-AX CABLE CONNECTOR AT NR 2 COM ANTENNA. (M)Jan 19, 1998 · N935MA · Saab SF340ASDR HEEA0012444Transceiver · failedTRANSCEIVER FREQUENCY DISPLAY INOPERATIVE.Jan 5, 1998 · N31077 · Bell 206L3SDR 9800169997Transceiver · malfunctionedLOSS OF ALL RADIO COMMUNICATIONS OCCURRED WITH AIR TRAFFIC CONTROL AFTER TAKEOFF. FLIGHT WAS RETURNED TO STL AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NR 1 VHF COMM TRANSCEIVER, NR 2 MICROPHONE, AND AUDIO CONTROL PANEL. OPERATIONAL CHECK NORMAL.Jan 4, 1998 · N8933E · Doug DC931SDR MVH0064182Transceiver · failedTRANSCEIVER HAD BROKEN RECEPTION.Dec 31, 1997 · N63CF · Aerosp SA365NSDR HEEA0012405Transceiver · defectiveNOT ALL DISPLAY NUMBERS ARE VISIBLE. REPLACED INTEGRATED CIRCUITS I505 AND I506. REPAIRED. FOUND AUDIBLE TONE WHEN CHECKING MODULATION PERCENTAGE WITHOUT KEYING TRANSMITTER. FOUND LEG OF TRANSISTOR Q119 TO JUST ABOUT BE BROKEN WHEN REMOVED FOR CHECKING. REDec 31, 1997 · N403PH · Bell 407SDR HEEA0012402Comm Control · failedCOMM CONTROL DISPLAY SOMETIMES UNREADABLE. PERFORMED PRELIMINARY INSPECTION. REPLACED DISPLAY LENS. REPAIRED. ALSO REPLACED PHOTOCELL LENS AND HEADER P201. CHECKED 28V LIGHTING. BENCH CHECK GOOD.Dec 31, 1997 · N21498 · Bell 412SDR HEEA0012366Control · failedDISPLAY STAYS BRIGHT. PERFORMED PRELIMINARY INSPECTION. FOUND DISPLAY NOT DIMMING. REPLACED V101 PHOTOCELL. REPAIRED. ALSO REPLACED INTERMITTENT TRANSFER SWITCH S102. REPAIRED. BENCH CHECK GOOD.Dec 17, 1997 · N2149S · Bell 412SDR MVH0064181Transceiver · misrepairedTRANSCEIVER INSTALLED IN AIRCRAFT. ON FIRST FLIGHT, TONES WOULD NOT OPEN AND TRANSMIT WAS BROKEN AND GARBLED.Dec 16, 1997 · N63CF · Aerosp SA365NSDR 97ZZZX5198Relay · burntWHILE TROUBLESHOOTING, INTERMITTENT RADIO OPERATION FOUND AVIONIC POWER RELAY TERMINAL NR 2 IN VERY DETERIORATED CONDITION DUE TO OVER HEATING. ADJACENT WIRING WAS ALSO DAMAGED. SUSPECT CORROSION ON TERMINAL. SUBMITTER STATED DUE TO LOCATION IN AN AREA PRONDec 9, 1997 · N81897 · Piper PA28RT201SDR 98ZZZX334Transceiver · malfunctionUNABLE TO AJDUST SIDE TONE/MIC GAIN DOWN TO A SUITABLE LEVEL TO MATCH OUTPUT OF OTHER AVIONICS EQUIPMENT. REMOVED AND REPLACED.Dec 4, 1997 · N495LF · Bolkms BO105SSDR HEEA0012181Transceiver · failedTRANSCEIVER INOPERATIVE. WILL NOT RECEIVE OR TRANSMIT. PERFORMED PRELIMINARY INSPECTION. FOUND +20 VOLT LINE BAD. REPLACED TRANSISTOR Q101, Q102, & Q105. NO HELP. REPLACED INTEGRATED CIRCUITS U1, U15, CAPACITOR C1 AND TRANSISTORS Q1, Q2. REPAIRED +20 VOLDec 3, 1997 · N1547D · Skrsky S76ASDR HEEA0012157Control Unit · failedCONTROL DISPLAY STAYS DIM. PERFORMED PRELIMINARY INSPECTION AND REPLACED V101 PHOTOCELL AND PHOTOCELL LENS, REPAIRED, TESTED, CHECKED 28V LIGHTING. BENCH CHECK GOOD.Nov 28, 1997 · N2149S · Bell 412SDR HEEA0012126Transceiver · weakTRANSCEIVER -30DB WEAK RECEIVER SENSITIVITY AT TURN ON. REPLACED WITH SERVICEABLE PART.Nov 28, 1997 · N911PF · Bolkms BO105SSDR HEEA0012075Transceiver · weak-30DB WEAK RECEIVER SENSITIVITY AT TURN ON.Nov 19, 1997 · N911PF · Bolkms BO105SSDR HEEA0011969Transceiver · failedTRANSCEIVER WEAK AND UNREADABLE, NO TRANSMIT.Nov 12, 1997 · N2258F · Bell 412SDR HEEA0011968Control · defectiveKFS594 CONTROL HAS NO DISPLAY.Nov 12, 1997 · N6748D · Bell 206L3SDR HEEA0011957Transceiver · distortedTRANSCEIVER MODULATION AT 118 MHZ DISTORTED.Nov 12, 1997SDR HEEA0011864Transceiver · intermittentRT40 TRANSCEIVER VERY INTERMITTENT RECEIVE.Nov 10, 1997 · N911PF · Bolkms BO105SSDR HEEA0011863Transceiver · failedRT138 PIN ON FRONT CONNECTOR BROKEN. POPS CIRCUIT BREAKER.Nov 10, 1997 · N401PH · Bolkms BK117A3SDR HEEA0011860Transceiver · failedVHF TRANSCEIVER WILL NOT TRANSMIT IN FLIGHT. FOUND POWER OUT TO BE 3 WATTS BELOW SPECS. REPLACED CAPACITOR C623. REPAIRED. ADJUSTED SQUELCH AND SIDETONE. BENCH CHECK GOOD.Nov 10, 1997 · N60951 · Snias AS350B2SDR HEEA0011859Transceiver · failedTRANSCEIVER WILL NOT TRANSMIT. FOUND VR3 VOLTAGE REGULATOR ON VCO CONTROL BOARD INOPERATIVE. REPLACED VOLTAGE REGULATOR. REPAIRED UNIT. BENCH CHECK GOOD.Nov 10, 1997 · N401PH · Bolkms BK117A3SDR 98ZZZX281Transceiver · failedUPON INITIAL TRANSCEIVER INSTALLATION, CIRCUIT BREAKER TRIPS WHEN TRANSMITTER BUTTON IS KEYED. REMOVED AND REPLACED.Nov 5, 1997 · N911MK · Bell 222SDR 97UAL900804Vhf Comm · inoperativeNUMBER 1 VHF COM WAS INOPERATIVE. NUMBER 2 VHF COM WAS INTERMITTENT.Nov 3, 1997 · N9010U · Boeing 737222SDR HEEA0011506Control Head · defectiveCOVER FROM TEST BUTTON MISSING.Oct 15, 1997 · N789DS · Beech 200BEECHSDR CA971106011Transceiver · failed(CAN) ON APPROACH WHEN SWITCHING TO TOWER FREQ, A COMPLETE RADIO FAILURE OCCURRED. UNABLE TO ESTABLISH COMMUNICATION UNTIL ON GROUND. THEN FIRST OFFICER CONTACTED MAINT ON FREQ 121.8. TOWER CONTACTED AND INFORMED OF PROBLEM.Oct 12, 1997 · Doug DC932SDR HEEA0011434Transmitter · inoperativeTRANSMITTER INOPERATIVE.Oct 10, 1997 · N45RP · Bell 206L1SDR HEEA0011317Transceiver · malfunctionBLINKING SEGMENT ON KFS594 DISPLAY, NO 28VDC SWITCHED OUT.Oct 8, 1997 · N45RP · Bell 206L1SDR HEEA0011245Transceiver · inoperativeTRANSCEIVER INOPERATIVE.Oct 7, 1997 · N3911L · Bell 412SDR HEEA0011241Transceiver · malfunctionSEGMENTS OF LETTERS INTERMITTENTLY DISAPPEAR. FOUND UNIT DISPLAY TO FLUTTER AND GO DIM INTERMITTENTLY AFTER WARMED UP. REMOVED SMALL METAL FLAKES FROM DISPLAY BOARD AND CLEANED REAR CONNECTOR. NO HELP. FOUND UNIT TO HAVE HISTORY OF DISPLAY PROBLEMS.Oct 7, 1997 · N86CH · Bolkms BO105SSDR HEEA0011229Transceiver · failedINDICATOR DISPLAYS "RT FAULT".Oct 7, 1997 · N6957Y · Bell 214STSDR TC8A97046Fire Warning · activatedDURING CLIMBOUT OF 9,000 FT, NR 4 FIRE WARNING CAME ON. ENGINE FIRE CHECKLIST CARRIED OUT. RETURNED TO DAYTON.Sep 19, 1997 · N802CK · Doug DC8F54SDR MASA97138Rt Unit · internal failureAIRSHUTTLE 5358 - ITH-PHL - AFTER TAKEOFF, CREW NOTICED SMOKE COMING FROM ANNUNCIATOR PANEL AREA. CREW RETURNED TO FIELD. MAINTENANCE INSPECTED AND FOUND NR 2 COMM CONTROL HEAD SHORTED OUT. AIRCRAFT WAS FERRIED TO PHI FOR REPLACEMENT. UPON BEING RETURNED TAug 30, 1997 · N142ZV · Beech 1900DSDR HEEA0010843Transceiver · weakTRANSCEIVER WEAK AND GARBLED RECEPTION.Aug 21, 1997 · N1072T · Bell 206L1SDR HEEA0010835Transceiver · failsDROPS OFF THE LINE WHEN IT HEATS UP. SENT TO ALLIED SIGNAL AVIONICS FOR INSPECTION AND REPAIR.Aug 21, 1997 · N102PH · Bell 212
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