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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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POWERSTAT VARIAC VINTAGE MARSHALL TUBE VALVE GUITAR AMPLIFIER LIFETIME WARRANTY
 
Buy It Now or Best Offer$269.00Time left:16h 21m
USA MADE TECHNIPOWER W10MT3A 0-10A DUAL METERED VARIAC LIFETIME GUARANTEE > NEW
 
Buy It Now or Best Offer$549.00Time left:18h 18m
MCINTOSH MC-40 MC40 MONO TUBE AUDIO POWER AMPLIFIER OWNERS MANUAL COLOR B/W COPY
 
Buy It Now or Best Offer$24.00Time left:22h 22m
BSA TRIUMPH NORTON COMMANDO VINCENT BLACK SHADOW EWARTS FUEL VALVE REBUILD KITS
 
Buy it now$48.20Time left:1d 16h 18m
USA MADE GR METERED VARIAC 4 TUBE AUDIO POWER GUITAR AMP AMPLIFIER VINTAGE RADIO
 
Buy It Now or Best Offer$319.00Time left:1d 17h 54m
4PC NIB NEW GERMAN ISOPHON P170/30 80W BASS WOOFER MID SPEAKER DRIVER LINE ARRAY
 
Buy It Now or Best Offer$24.99Time left:1d 18h 18m
AGILENT HP 6299A 0-100V@0-.75A REGULATED VARIABLE LINEAR METERED DC POWER SUPPLY
 
Buy It Now or Best Offer$289.00Time left:1d 18h 32m
AGILENT HP 6114A VARIABLE REGULATED DC CALIBRATOR POWER SUPPLY REFERENCE SOURCE
 
Buy It Now or Best Offer$589.00Time left:2d 0h 11m
LAMBDA EMS 13-200-2-D 0-13V@ 0-200A DIGITAL VARIABLE ADJUSTABLE DC POWER SUPPLY
 
Buy It Now or Best Offer$1,289.00Time left:2d 15h 38m
150A 13V COPPER NICKEL CHROME ZINC SILVER GOLD TANK DC ELECTRO PLATING RECTIFIER
 
Buy It Now or Best Offer$989.00Time left:2d 17h 44m
LAMBDA GEN 60-55-3P208 0-60V@0-55A DIGITAL DC POWER SUPPLY 48V TELECOM RECTIFIER
 
Buy It Now or Best Offer$2,189.00Time left:2d 19h 3m
KEPCO USA ATE-55-10M 0-55V@ 0-10A VARIABLE REGULATED DUAL METER DC POWER SUPPLY
 
Buy It Now or Best Offer$489.00Time left:2d 22h 15m
USA POWERSTAT 116 VARIAC FOR VINTAGE TUBE AUDIO VALVE GUITAR AMP POWER AMPLIFIER
 
Buy It Now or Best Offer$229.00Time left:3d 17h 37m
POWER DESIGN TP340 TRIPLE OUTPUT VARIABLE REGULATED LINEAR BENCH DC POWER SUPPLY
 
Buy It Now or Best Offer$349.00Time left:3d 17h 52m
HP 403B AC RMS VOLTMETER ANALOG 4 24-TRACK CALIBRATION TUBE LIMITER AUDIO STUDIO
 
Buy It Now or Best Offer$289.00Time left:3d 19h 45m
EICO 1078 DUAL METERED VARIAC VARIABLE AC POWER CONTROLLER EQUIPMENT TESTER >NEW
 
Buy It Now or Best Offer$389.00Time left:3d 20h 54m
NEW NOISE CANCELLING PORTABLE HANDS FREE 2 WAY FIELD HEADSET INTERCOM TELEPHONE
 
Buy It Now or Best Offer$189.00Time left:4d 18h 17m
NIKON GN AUTO NIKKOR 45MM 2.8 GUIDE NUMBER LENS AI'D 4 EL2 F F2 F3 F4 FM CAMERAS
 
Buy It Now or Best Offer$289.00Time left:4d 21h 47m
LAMBDA LCS-A-04 0-60V@ 0-.37A VARIABLE DC POWER SUPPLY NUCLEAR INSTRUMENTATION
 
Buy It Now or Best Offer$389.00Time left:4d 23h 20m
0-600V DC ELECTRIC VEHICLE EV CAR HYBRID BATTERY CELL CHARGER MOTOR PWM TESTER
 
Buy It Now or Best Offer$889.00Time left:5d 16h 14m
NEW VARIAC POWERSTAT DIAL PLATE BAKELITE POINTER KNOB 3/8" SHAFT AUTOTRANSFORMER
 
Buy It Now or Best Offer$19.00Time left:5d 16h 31m
2 NEW CARTRIDGE HEATER IMMERSION PIPE THAWING BLOCK WATER FLUID HOT PROCESS WELL
 
Buy It Now or Best Offer$24.99Time left:5d 17h 26m
LAMBDA USA EMS 30-165-2-D-RSTL 0-30V@ 0-165A DIGITAL DC POWER SUPPLY RS-232 GPIB
 
Buy It Now or Best Offer$2,889.00Time left:5d 17h 48m
KEPCO ATE 15-6M 0-15V@ 0-6A VARIABLE REGULATED METERED LAB BENCH DC POWER SUPPLY
 
Buy It Now or Best Offer$249.00Time left:5d 19h 18m
KEPCO USA ATE-25-20M 0-25V@ 0-20A VARIABLE REGULATED DUAL METER DC POWER SUPPLY
 
Buy It Now or Best Offer$449.00Time left:5d 19h 57m
NEW VARIAC POWERSTAT OHMITE STACO ADJUST A VOLT DIAL PLATE KNOB AUTOTRANSFORMER
 
Buy It Now or Best Offer$19.00Time left:6d 15h 51m
0-1000W 1K VIDEO FILM LIGHTING LIGHT DIMMER TUNGSTEN QUARTZ LED ARRI MOLE LOWEL
 
Buy It Now or Best Offer$89.00Time left:6d 16h 55m
NEW ULTRA BRIGHT 12 VOLT DC SOLAR WHITE LIGHT BOAT MARINE LIGHTING > LED LAMP
 
Buy It Now or Best Offer$9.99Time left:6d 18h 34m
BSA TRIUMPH NORTON VINCENT VELOCETTE AJS SEAGULL EWARTS FUEL VALVE REBUILD KITS
 
Buy it now$48.00Time left:6d 19h 13m
ORIGINAL GENERAL RADIO KNOB SET 4 FAIRCHILD 670 STEREO AUDIO LIMITER COMPRESSOR
 
Buy It Now or Best Offer$449.00Time left:6d 19h 49m
> NEW USA STACO 3PN1010 0-120/140V VARIABLE AC 10-AMP VARIAC LIFETIME WARRANTY
 
Buy It Now or Best Offer$269.00Time left:7d 16h 33m
NEW GENERAL RADIO TECHNIPOWER VB1 2AMP VARIAC BRUSH W2 W2M W2MT3 W2G3 W5H M2
 
Buy It Now or Best Offer$29.00Time left:7d 16h 54m
HEPA FILTERED PRESSURIZED AIR COOLED MISSION CRITICAL HACKINTOSH COMPUTER CASE
 
Buy It Now or Best Offer$3,989.00Time left:7d 17h 51m
ENVIRONMENTALLY PROTECTED MICRO FILTERED PRESSURIZED AIR SLIDE OUT COMPUTER CASE
 
Buy It Now or Best Offer$3,989.00Time left:7d 17h 51m
LAMBDA ESS 130-115-11-D 0-130V@0-115A DIGITAL VARIABLE REGULATED DC POWER SUPPLY
 
Buy It Now or Best Offer$4,989.00Time left:7d 17h 53m
STACO 3PN171 USMADE! VARIAC TUBE AUDIO POWER PREAMP AMPLIFIER VINTAGE HAM RADIO
 
Buy It Now or Best Offer$119.00Time left:7d 18h 37m
STACO 3PN171 0-130V 225W AC OUTPUT VARIAC VARIABLE TRANSFORMER LIFETIME WARRANTY
 
Buy It Now or Best Offer$99.00Time left:7d 18h 37m
IVIE IE-2P BRUEL & KJAER MEASUREMENT MICROPHONE PREAMP IE-30A SPECTRUM ANALYZER
 
Buy It Now or Best Offer$289.00Time left:7d 20h 23m
NEW INSTALLATION REPAIR MANUAL COPY 4 BENMAR CP-3050 A BUS RV BOAT WATER HEATER
 
Buy it now$19.00Time left:8d 20h 40m
NEW SUPERIOR ELECTRIC POWERSTAT VARIAC BRUSH RB1256B 1256D MB1256D 1256DU 1256DT
 
Buy it now$89.00Time left:8d 20h 42m
BSA TRIUMPH NORTON VINCENT BLACK SHADOW VELOCETTE EWARTS FUEL VALVE REBUILD KIT
 
Buy it now$24.99Time left:9d 15h 58m
NEW GENERAL RADIO GENRAD TECHNIPOWER VB1 2AMP VARIAC BRUSH W2 W2M W2MT3 W5H M2
 
Buy It Now or Best Offer$29.00Time left:9d 17h 8m
66 NORTON MANX BRITISH MOTORCYCLE EWARTS FUEL VALVE PETCOCK REPAIR REBUILD KIT
 
Buy it now$24.99Time left:10d 16h 59m
LAMBDA ESS 50-300-2-D 0-50V@ 0-300A VARIABLE REGULATED DIGITAL DC POWER SUPPLY
 
Buy It Now or Best Offer$4,989.00Time left:10d 19h 55m
LAMBDA USA 0-50V@0-300A VARIABLE REGULATED DC POWER SUPPLY -48V TELCOM RECTIFIER
 
Buy It Now or Best Offer$4,989.00Time left:10d 19h 55m
CHROME COPPER SILVER RHODIUM NICKEL GOLD HULL CELL LAB TEST DC PLATING RECTIFIER
 
Buy It Now or Best Offer$249.00Time left:10d 20h 34m
KEPCO ATE-6-10M 0-6V@ 0-10A METERED VARIABLE REGULATED LAB BENCH DC POWER SUPPLY
 
Buy It Now or Best Offer$249.00Time left:10d 21h 8m
GENERAL RADIO W5MT3 TUBE AUDIO POWER AMP AMPLIFIER ANTIQUE HAM RADIO VARIAC >NEW
 
Buy It Now or Best Offer$289.00Time left:11d 15h 49m
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