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davidriddle

 Maintained by:
 EMMY AWARD WINNING DAVID RIDDLE IS THE MOST KNOWLEDGEABLE SOURCE SPECIALIZING IN PROFESSIONAL VIDEO, AUDIO, PHOTOGRAPHY, SCIENTIFIC, ELECTRONIC TEST AND MEASURE EQUIPMENT. MR. RIDDLE HAS 40 YEARS OF EXPERIENCE AND IS AVAILABLE M-F FOR FREE CONSULTATION,FREE EXPERT ADVICE,AND FREE TECHNICAL SUPPORT.

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NEW ULTRA BRIGHT 12 VOLT DC SOLAR WHITE LIGHT BOAT MARINE LIGHTING > LED LAMP
 
Buy it now$9.99Time left:10h 11m
ORIGINAL GENERAL RADIO KNOB SET 4 FAIRCHILD 670 STEREO AUDIO LIMITER COMPRESSOR
 
Buy it now$449.00Time left:11h 26m
GENERAL RADIO 1591-A 1KW PORTABLE GUITAR AMP AC POWER LINE REGULATOR CONDITIONER
 
Buy it now$489.00Time left:13h 55m
DRCO USA CUSTOM MADE DUAL RANGE 0-2A 0-20A ANALOG SIMPSON AMPS METER FOR VARIACS
 
Buy It Now or Best Offer$289.00Time left:14h 9m
USA LAMBDA EMS 30-80-2-D 0-30V@ 0-80A DIGITAL VARIABLE REGULATED DC POWER SUPPLY
 
Buy it now$1,289.00Time left:14h 23m
BSA TRIUMPH NORTON COMMANDO VINCENT BLACK SHADOW EWARTS FUEL VALVE REBUILD KITS
 
Buy it now$48.20Time left:1d 8h 39m
 USA MADE DUAL METERED VARIAC FOR AUDIO RESEARCH VTM200 AUDIO TUBE AMP AMPLIFIER
 
Buy It Now or Best Offer$549.00Time left:1d 9h 4m
HEPA FILTERED PRESSURIZED AIR COOLED MISSION CRITICAL HACKINTOSH COMPUTER CASE
 
Buy It Now or Best Offer$3,989.00Time left:1d 9h 29m
ENVIRONMENTALLY PROTECTED MICRO FILTERED PRESSURIZED AIR SLIDE OUT COMPUTER CASE
 
Buy It Now or Best Offer$3,989.00Time left:1d 9h 29m
LAMBDA ESS 130-115-11-D 0-130V@0-115A DIGITAL VARIABLE REGULATED DC POWER SUPPLY
 
Buy it now$4,989.00Time left:1d 9h 30m
TYPE III 3 HARD COAT ALUMINUM ANODIZING TITANIUM COLORING DC PLATING RECTIFIER
 
Buy it now$389.00Time left:1d 10h 6m
NEW LAMBDA SE-500-3 24 28 VOLT 19-29V@ 0-25A VARIABLE REGULATED DC POWER SUPPLY
 
Buy It Now or Best Offer$389.00Time left:1d 10h 9m
STACO 3PN171 USMADE! VARIAC TUBE AUDIO POWER PREAMP AMPLIFIER VINTAGE HAM RADIO
 
Buy it now$119.00Time left:1d 10h 14m
STACO 3PN171 0-130V 225W AC OUTPUT VARIAC VARIABLE TRANSFORMER LIFETIME WARRANTY
 
Buy it now$99.00Time left:1d 10h 14m
150A 13V COPPER NICKEL CHROME ZINC SILVER GOLD TANK DC ELECTRO PLATING RECTIFIER
 
Buy It Now or Best Offer$989.00Time left:1d 10h 53m
IVIE IE-2P BRUEL & KJAER MEASUREMENT MICROPHONE PREAMP IE-30A SPECTRUM ANALYZER
 
Buy it now$289.00Time left:1d 12h 0m
NEW UREI 1176 LN VINTAGE STUDIO AUDIO MIXER LINE COMPRESSOR LIMITER MANUAL COPY
 
Buy it now$19.00Time left:1d 13h 27m
VINTAGE PROTON 320 DUAL ALARM DIGITAL CLOCK HIGH FIDELITY AUDIOPHILE AM FM RADIO
 
Buy It Now or Best Offer$69.00Time left:2d 12h 12m
NEW INSTALLATION REPAIR MANUAL COPY 4 BENMAR CP-3050 A BUS RV BOAT WATER HEATER
 
Buy it now$19.00Time left:2d 12h 17m
NEW SUPERIOR ELECTRIC POWERSTAT VARIAC BRUSH RB1256B 1256D MB1256D 1256DU 1256DT
 
Buy it now$89.00Time left:2d 12h 20m
BSA TRIUMPH NORTON VINCENT BLACK SHADOW VELOCETTE EWARTS FUEL VALVE REBUILD KIT
 
Buy it now$24.99Time left:3d 7h 35m
BSA TRIUMPH NORTON VINCENT VELOCETTE AJS SEAGULL EWARTS FUEL VALVE REBUILD KITS
 
Buy it now$48.00Time left:3d 7h 36m
66 NORTON MANX BRITISH MOTORCYCLE EWARTS FUEL VALVE PETCOCK REPAIR REBUILD KIT
 
Buy it now$24.99Time left:4d 8h 36m
TUBE AUDIO AMPLIFIER UPGRADE BOOK 4 DYNACO EICO SCOTT MARANTZ MCINTOSH SCHEMATIC
 
Buy it now$34.95Time left:4d 10h 10m
VINTAGE TUBE AUDIO POWER AMP AMPLIFIER PREAMP BOOK 4  MCINTOSH MARANTZ DYNAKIT
 
Buy it now$34.95Time left:4d 10h 10m
CHROME COPPER SILVER RHODIUM NICKEL GOLD HULL CELL LAB TEST DC PLATING RECTIFIER
 
Buy it now$249.00Time left:4d 12h 11m
KEPCO ATE-6-10M 0-6V@ 0-10A METERED VARIABLE REGULATED LAB BENCH DC POWER SUPPLY
 
Buy it now$249.00Time left:4d 12h 45m
GENERAL RADIO W5MT3 TUBE AUDIO POWER AMP AMPLIFIER ANTIQUE HAM RADIO VARIAC >NEW
 
Buy it now$289.00Time left:5d 7h 27m
TEKTRONIX 764 AES/EBU SPDIF DIGITAL AUDIO LEVEL PHASE SCOPE STEREO 4CH MONITOR
 
Buy It Now or Best Offer$1,889.00Time left:5d 8h 53m
SUPERIOR ELECTRIC USA POWERSTAT UC1M VOLT BOX METERED VARIAC LIFETIME WARRANTY!
 
Buy it now$349.00Time left:6d 7h 24m
STACO USA! L1010VA METERED VARIAC 4 MCINTOSH MC240 75 MC275 TUBE AUDIO POWER AMP
 
Buy It Now or Best Offer$549.00Time left:6d 10h 35m
HP 204C SINE WAVE SWEEP AUDIO OSCILLATOR GENERATOR ROOM EQ STUDER REEL TO REEL
 
Buy it now$289.00Time left:6d 11h 43m
.001-.56UF 100 TO 600 VOLT SPRAGUE VITAMIN-Q 96P 196P TUBE GUITAR AMP CAPACITORS
 
Buy it now$109.00Time left:6d 12h 42m
TUBE AUDIO AMPLIFIER CHASSIS MOUNT 8-PIN OCTAL SOCKET TO SEVEN PIN ADAPTER GRID
 
Buy it now$19.00Time left:6d 13h 21m
SONY BVF-50 BVV BVP BROADCAST VIDEO CAMERA CAMCORDER STUDIO 5" B/W VIEWFINDER
 
Buy it now$249.00Time left:6d 13h 32m
TUBE AUDIO AMPLIFIER PREAMP POWER SUPPLY 6AQ5 SOCKET CAPACITOR RESISTOR CHASSIS
 
Buy it now$69.00Time left:6d 13h 33m
SONY DXF-40 DXC SERIES BROADCAST VIDEO CAMERA CAMCORDER STUDIO 4" B/W VIEWFINDER
 
Buy it now$99.00Time left:6d 13h 33m
NEW CUSTOM DUAL RANGE 120V 240V METERED ISOLATED VARIAC AC POWER SUPPLY SOURCE
 
Buy It Now or Best Offer$1,789.00Time left:6d 13h 33m
KIKUSUI PAD 35-20L 0-35V@0-20A METERED REGULATED VARIABLE LINEAR DC POWER SUPPLY
 
Buy It Now or Best Offer$549.00Time left:6d 13h 33m
DRCO USA CUSTOM MADE DUAL RANGE 0-1A 0-10A ANALOG SIMPSON AMPS METER FOR VARIACS
 
Buy it now$229.00Time left:6d 13h 33m
NEW USA WILMORE 1502-130-48-8-M3 DC TO DC POWER CONVERTER 105-140V IN 48V 8A OUT
 
Buy It Now or Best Offer$389.00Time left:6d 13h 33m
HEATED GLOVE BOX 36X30X18"  RFL INDUSTRIES INC MODEL 75A TEMPERATURE CONTROLLER
 
Buy It Now or Best Offer$800.00Time left:6d 13h 33m
PACE P5430 RF LOAD POWER WATT SWR SIGNAL STRENGTH METER TRANSCEIVER RADIO TESTER
 
Buy it now$89.00Time left:6d 13h 34m
ALUMINUM HARD ANODIZING TYPE III TITANIUM COLOR ELECTROPLATING PLATING RECTIFIER
 
Buy It Now or Best Offer$489.00Time left:6d 13h 34m
NEW CUSTOM MADE ONE OF A KIND GENERAL RADIO PORTABLE DUAL METERED 10-AMP VARIAC
 
Buy It Now or Best Offer$1,289.00Time left:6d 13h 34m
DRCO 400HZ 3Ø 9.3KVA VARIABLE AC POWER SUPPLY SOURCE METERED VOLTAGE CONTROLLER
 
Buy It Now or Best Offer$2,989.00Time left:6d 13h 34m
CADMIUM COPPER NICKEL GOLD SILVER ZINC HULL CELL PROGRAMMABLE PLATING RECTIFIER
 
Buy It Now or Best Offer$549.00Time left:6d 13h 35m
SORENSEN USA DHP 30-330 0-30V@0-330A VARIABLE REGULATED DIGITAL DC POWER SUPPLY
 
Buy It Now or Best Offer$3,989.00Time left:6d 13h 35m
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