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 DAVID RIDDLE COMPANY

DAVID RIDDLE COMPANY

 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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671 results found in all categories
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LAMBDA TCR 600S1 0-600V 600W TUBE AUDIO AMP AMPLIFIER VARIABLE DC POWER SUPPLY
 
Buy it now$689.00Time left:25d 19h 54m
LAMBDA TCR 600S1 0-600V@ 0-1A DIGITAL METERED VARIABLE REGULATED DC POWER SUPPLY
 
Buy it now$689.00Time left:25d 19h 54m
TOPAZ 70306 TRUE ISOLATION AUTOMATIC AC LINE VOLTAGE REGULATOR POWER CONDITIONER
 
Buy it now$689.00Time left:26d 13h 53m
TOPAZ 70306 2KW ISOLATED AC POWER REGULATOR CONDITIONER LINE VOLTAGE STABILIZER
 
Buy it now$689.00Time left:26d 13h 53m
LAMBDA 71 0-500V TUBE AUDIO POWER AMPLIFIER VARIABLE REGULATED 300B B+ DC SUPPLY
 
Buy it now$689.00Time left:28d 13h 13m
SORENSEN USA SRL 60-17 0-60V@ 0-17A METERED VARIABLE REGULATED DC POWER SUPPLY
 
Buy it now$689.00Time left:28d 20h 15m
LAMBDA USA 0-40V@0-25A DC POWER SUPPLY AVIONICS NAVCOM RADAR STATIC INVERTER GPS
 
Buy it now$689.00Time left:29d 19h 17m
50A RHODIUM NICKEL SILVER GOLD ZINC SOLDER TIN ELECTROPLATING PLATING RECTIFIER
 
Buy it now$649.00Time left:9d 19h 16m
LAMBDA USA EMS 10-60-2-D 60A COPPER NICKEL RHODIUM GOLD SILVER PLATING RECTIFIER
 
Buy it now$649.00Time left:21d 16h 30m
USA 60A COPPER NICKEL CHROME ZINC CADMIUM GOLD SILVER ELECTRO PLATING RECTIFIER
 
Buy it now$649.00Time left:21d 16h 30m
LAMBDA EMS 10-60-1-D 0-10V@0-60A DIGITAL VARIABLE REGULATED DC LAB POWER SUPPLY
 
Buy it now$649.00Time left:21d 16h 30m
DIGITAL 60AMP NICKEL ZINC COPPER GOLD SILVER ELECTRO FORMING PLATING RECTIFIER
 
Buy it now$649.00Time left:21d 16h 30m
HP 6434B 0-40V@0-25A REGULATED DC POWER SUPPLY REBUILT!
 
Buy it now$649.00Time left:21d 17h 56m
USA 0-30 AMPS VARIABLE REGULATED ELECTRO PLATING TYPE II ANODIZING DC RECTIFIER
 
Buy it now$649.00Time left:21d 20h 44m
LAMBDA EMS 20-30-1-D 0-20V@0-30A DIGITAL REGULATED VARIABLE DC LAB POWER SUPPLY
 
Buy it now$649.00Time left:21d 20h 44m
VIDEO FILM LOCATION STUDIO CASED RUGGEDIZED 3K FRESNEL PAR LIGHT DIMMER VARIAC
 
Buy it now$649.00Time left:22d 17h 31m
1KW BATTERY SOLAR PANEL ARRAY SIMULATOR DC POWER SUPPLY CURRENT SOURCE CHARGER
 
Buy it now$649.00Time left:22d 17h 53m
USA 0-30V@0-33A AIRCRAFT PLANE ELECTRICAL SYSTEM TEST 12 28 VOLT DC POWER SUPPLY
 
Buy it now$649.00Time left:26d 13h 59m
0-30V@ 0-33A DIGITAL AUTOMATED COMPONENT AGING BURN-IN OVEN TEST DC POWER SUPPLY
 
Buy it now$649.00Time left:26d 13h 59m
TEN 3300D-3033 0-30V@ 0-33A SEMICONDUCTOR WAFER PROCESS CONTROL DC POWER SUPPLY
 
Buy it now$649.00Time left:26d 13h 59m
USA MADE 0-30V@ 0-33A SEMICONDUCTOR PROCESS LED LIGHT BURN IN DC POWER SUPPLY
 
Buy it now$649.00Time left:26d 13h 59m
SIGMA VSS VIDEO AUDIO CAMERA WAVEFORM MONITOR SWITCHER
 
Buy It Now or Best Offer$589.00Time left:2d 9h 27m
NEWBOX APS230 2CH HANDHELD DIGITAL STORAGE OSCILLOSCOPE
 
Buy It Now or Best Offer$589.00Time left:2d 9h 27m
GVG TEN-XL VIDEO AUDIO CAMERA WAVEFORM MONITOR SWITCHER
 
Buy It Now or Best Offer$589.00Time left:2d 18h 27m
USA MADE STACO 1400W TRIPLE METERED BENCH VARIAC FOR TUBE AUDIO AMPLIFIER PREAMP
 
Buy it now$589.00Time left:5d 19h 50m
NEW WESTERN ELECTRIC VARIAC FOR VINTAGE 300B 2A3 TUBE AUDIO AMPLIFIER RACKMOUNT
 
Buy it now$589.00Time left:9d 18h 58m
STACO E1010VAW VOLTS AMPS WATTS TRIPLE ANALOG METER 1400W LAB VARIAC VARIABLE AC
 
Buy it now$589.00Time left:9d 19h 34m
USA MADE 240 VOLT DUAL METERED VARIAC 4 AUDIO RESEARCH 600MKIII STEREO TUBE AMP
 
Buy it now$589.00Time left:10d 12h 52m
LAMBDA LL59018 DIGITAL PROGRAMMABLE 0-18V@0-45A REGULATED BENCH DC POWER SUPPLY
 
Buy it now$589.00Time left:12d 18h 49m
TECHNIPOWER GENERAL RADIO GENRAD GR W20MT3A DUAL ANALOG METERED VARIAC AC SOURCE
 
Buy it now$589.00Time left:13d 17h 41m
110-25,000 RPM FPM STROBE LIGHT NON CONTACT OPTICAL TACHOMETER SURFACE SPEED USA
 
Buy it now$589.00Time left:14d 13h 34m
110-25,000 RPM NON CONTACT OPTICAL VIBRATION ANALYZER BALANCER BALANCING TOOL US
 
Buy it now$589.00Time left:14d 13h 34m
10-400HZ NON CONTACT OPTICAL WOOFER CONE BREAKUP SUSPENSION DISTORTION ANALYZER
 
Buy it now$589.00Time left:14d 13h 34m
10-25,000 FPM OPTICAL ROTOGRAVURE OFFSET COLOR PRINTING REGISTRATION STROBE TOOL
 
Buy it now$589.00Time left:14d 13h 45m
NEW POWER TEN 3300D-4015 0-40V@0-15A DIGITAL VARIABLE REGULATED DC POWER SUPPLY
 
Buy it now$589.00Time left:15d 15h 48m
TECHNIPOWER GENRAD GENERAL RADIO W5MT3AW TRIPLE METERED TEST BENCH VARIAC  NEW
 
Buy it now$589.00Time left:15d 17h 38m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:16d 13h 39m
NEW WWII B17 RADIO TRANSMITTER DYNAMOTOR 28 VOLT DC VOLT 50 AMP METER SWITCH BOX
 
Buy it now$589.00Time left:16d 18h 17m
SORENSEN DCR 40-25B 0-40V@0-25A METERED VARIABLE REGULATED DC TEST POWER SUPPLY
 
Buy it now$589.00Time left:18d 16h 28m
AGILENT HP 6114A VARIABLE REGULATED DC CALIBRATOR POWER SUPPLY REFERENCE SOURCE
 
Buy it now$589.00Time left:19d 15h 6m
GR 230V DUAL METERED VARIAC 4 EUROPEAN MAINS POWER AUDIO TUBE AMPLIFIERS PRE AMP
 
Buy it now$589.00Time left:24d 18h 43m
GENERAL RADIO W20MT3A 0-140V@0-18A DUAL METERED VARIAC AC TEST LIFETIME WARRANTY
 
Buy it now$589.00Time left:26d 11h 59m
SORENSEN USMADE DCR40-25B 0-40V@0-25A REGULATED METERED DC POWER SUPPLY AIRCRAFT
 
Buy it now$589.00Time left:26d 17h 5m
SORENSEN DCR40-25B 0-40V@ 0-25A METERED VARIABLE DC POWER SUPPLY AIRCRAFT NAVCOM
 
Buy it now$589.00Time left:26d 17h 10m
GENERAL RADIO 1531-AB STROBOTAC RPM STROBE LIGHT TACHOMETER PROPELLER PITCH FAN
 
Buy it now$589.00Time left:27d 12h 19m
USA MADE GENERAL RADIO W20HMT3A 0-280V@ 0-8A DUAL METERED VARIAC LIFETIME GUAR.
 
Buy it now$589.00Time left:29d 12h 55m
DUAL METERED 3000 WATT VARIAC 4 AUDIO RESEARCH 600MKIII AUDIO TUBE AMP AMPLIFIER
 
Buy it now$589.00Time left:29d 16h 12m
LEITCH X PLUS SERIAL 601 DIGITAL VIDEO ROUTING SWITCHER
 
Buy It Now or Best Offer$549.00Time left:2d 13h 0m
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