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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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117 results found in Variacs
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AUDIO RECORDING STUDIO 16 ZONE 19,000 WATTS VARIAC NO NOISE WALL LIGHTING DIMMER
 
Buy it now$9,889.00Time left:25d 22h 0m
AUDIO RECORDING STUDIO 12 ZONE 14,000 WATTS VARIAC NO NOISE WALL LIGHTING DIMMER
 
Buy it now$6,889.00Time left:14d 6h 34m
SUPERIOR ELECTRIC EMT10153 135KVA 3Ø AUTOMATIC BUILDING POWER VOLTAGE REGULATOR
 
Buy It Now or Best Offer$5,989.00Time left:10d 23h 45m
USA MADE 135KVA 3Ø DIGITAL TELEVISION RADIO TRANSMITTER LINE VOLTAGE REGULATOR
 
Buy It Now or Best Offer$5,989.00Time left:11d 22h 24m
USA SUPERIOR ELECTRIC EMT10153 135KVA 208V 230V 3Ø VARIAC LINE VOLTAGE REGULATOR
 
Buy It Now or Best Offer$5,989.00Time left:26d 23h 3m
NEW CUSTOM MADE ONE OF A KIND GENERAL RADIO 0-280V 25AMP 7KW DUAL METERED VARIAC
 
Buy it now$2,489.00Time left:3d 5h 55m
SUPERIOR ELECTRIC IES 25007 9KW 120V 400HZ POWER LINE VOLTAGE REGULATOR AVIATION
 
Buy it now$1,989.00Time left:1d 6h 1m
GENERAL RADIO 1583 13.6KVA 3Ø AUTOMATIC LABORATORY POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,989.00Time left:24d 4h 8m
USA MADE NEW 7KW GENERAL RADIO 0-280V@0-25A CUSTOM RACKMOUNT DUAL METERED VARIAC
 
Buy it now$1,889.00Time left:9d 23h 29m
AUTOMATIC 10KW AC POWER LINE VOLTAGE REGULATOR CONDITIONER 4 PORTABLE GENERATOR
 
Buy It Now or Best Offer$1,545.00Time left:1d 6h 51m
AUTOMATIC AC POWER LINE VOLTAGE REGULATOR CONDITIONER 4 MARINE BOAT YACHT SHORE
 
Buy It Now or Best Offer$1,545.00Time left:7d 6h 27m
GR TECHNIPOWER 1582 9KW ANALOG DIGITAL AUDIO STUDIO HOME AC POWER LINE REGULATOR
 
Buy It Now or Best Offer$1,545.00Time left:8d 19h 14m
GENERAL RADIO 1592A 10KW 240 VOLT 1Ø AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,489.00Time left:11d 4h 17m
US MADE VIDEO AUDIO RECORDING STUDIO TRIPLE 1200WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$1,089.00Time left:16d 4h 35m
GENRAD 1581A 6KW ANALOG DIGITAL STUDIO AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy It Now or Best Offer$989.00Time left:8d 19h 7m
STACO AVR12057BR 6KW CALIBRATION LAB LABORATORY AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$989.00Time left:10d 4h 54m
SORENSEN ACR 5000 AUTOMATION COMPUTER INSPECTION PROCESS AC POWER LINE REGULATOR
 
Buy It Now or Best Offer$889.00Time left:8d 19h 13m
NEW VIDEO AUDIO RECORDING STUDIO NOISE FREE 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$889.00Time left:16d 4h 35m
USA MADE VIDEO AUDIO RECORDING STUDIO NO NOISE DUAL 1200W VARIAC LIGHTING DIMMER
 
Buy it now$789.00Time left:4d 7h 34m
0-280V@ 0-10A DIGITAL METERED ISOLATED VARIAC AC POWER SUPPLY SOURCE TEST BENCH
 
Buy it now$789.00Time left:8d 2h 7m
ADJUSTABLE AMPS VOLTS ISOLATED VARIABLE AC DC POWER LINE SUPPLY EQUIPMENT TESTER
 
Buy it now$789.00Time left:8d 2h 7m
DIGITAL VIDEO LOCATION STUDIO GRIP 3K FRESNEL PAR LIGHT NOISE FREE DIMMER VARIAC
 
Buy it now$749.00Time left:16d 22h 14m
NIB NEW GENERAL RADIO TECHNIPOWER GENRAD W20 VARIAC 0-140V @ 20A KNOB DIAL PLATE
 
Buy it now$689.00Time left:4d 6h 5m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$689.00Time left:17d 3h 28m
GR 230V DUAL METERED VARIAC 4 EUROPEAN MAINS POWER AUDIO TUBE AMPLIFIERS PRE AMP
 
Buy it now$589.00Time left:1d 4h 29m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:4d 5h 38m
USA GENERAL RADIO W20HMT3A 240 VOLT 0-280V@ 0-8A DUAL METERED TEST BENCH VARIAC
 
Buy it now$589.00Time left:5d 22h 42m
DUAL METERED 3000 WATT VARIAC 4 AUDIO RESEARCH 600MKIII AUDIO TUBE AMP AMPLIFIER
 
Buy it now$589.00Time left:6d 1h 59m
USA MADE 3K VARIAC LIGHTING LIGHT DIMMER FOR MOLE RICHARDSON QUARTZ PAR FRESNEL
 
Buy it now$589.00Time left:7d 6h 0m
USA MADE STACO 1400W TRIPLE METERED BENCH VARIAC FOR TUBE AUDIO AMPLIFIER PREAMP
 
Buy it now$589.00Time left:12d 5h 37m
NEW WESTERN ELECTRIC VARIAC FOR VINTAGE 300B 2A3 TUBE AUDIO AMPLIFIER RACKMOUNT
 
Buy it now$589.00Time left:16d 4h 45m
STACO E1010VAW VOLTS AMPS WATTS TRIPLE ANALOG METER 1400W LAB VARIAC VARIABLE AC
 
Buy it now$589.00Time left:16d 5h 21m
USA MADE 240 VOLT DUAL METERED VARIAC 4 AUDIO RESEARCH 600MKIII STEREO TUBE AMP
 
Buy it now$589.00Time left:16d 22h 38m
TECHNIPOWER GENERAL RADIO GENRAD GR W20MT3A DUAL ANALOG METERED VARIAC AC SOURCE
 
Buy it now$589.00Time left:20d 3h 27m
TECHNIPOWER GENRAD GENERAL RADIO W5MT3AW TRIPLE METERED TEST BENCH VARIAC  NEW
 
Buy it now$589.00Time left:22d 3h 24m
NEW GENERAL RADIO 240 VOLT MAINS METERED VARIAC FOR TUBE AUDIO AMP MCINTOSH C22
 
Buy it now$589.00Time left:24d 0h 53m
USA MADE 3100 WATT TESLA COIL JACOBS LADDER HIGH VOLTAGE NEON TRANSFORMER VARIAC
 
Buy it now$589.00Time left:24d 3h 6m
GENERAL RADIO W20MT3A 0-140V@0-18A DUAL METERED VARIAC AC TEST LIFETIME WARRANTY
 
Buy it now$589.00Time left:24d 5h 20m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:25d 22h 54m
GENERAL RADIO 0-140V@ 0-10A DUAL METERED VARIAC FOR TUBE GUITAR AUDIO AMP PREAMP
 
Buy it now$489.00Time left:3d 7h 5m
USA MADE GENERAL RADIO W10MT3A 0-140V@10A DUAL METERED VARIAC LIFETIME GUARANTEE
 
Buy it now$489.00Time left:8d 6h 26m
USA MADE METERED VARIAC 4 MCINTOSH MC275 C22 TUBE AUDIO POWER AMPLIFIER PREAMP
 
Buy it now$489.00Time left:8d 6h 26m
US MADE GENERAL RADIO W10MT3W 0-140 VOLT @ 0-1500 WATT DUAL METERED METER VARIAC
 
Buy it now$489.00Time left:12d 5h 56m
SPLASH PROOF VARIAC RECTIFIER 4 COLOR TITANIUM JEWELRY ALUMINUM HARD ANODIZING
 
Buy it now$489.00Time left:13d 2h 39m
USA MADE TECHNIPOWER W10MT3A 0-10A DUAL METERED VARIAC LIFETIME GUARANTEE   NEW
 
Buy it now$489.00Time left:16d 0h 11m
US MADE VIDEO AUDIO RECORDING STUDIO NO NOISE 1200W VARIAC WALL LIGHTING DIMMER
 
Buy it now$489.00Time left:16d 4h 34m
GENERAL RADIO GR W10MT3A DUAL METERED VARIAC 4 WESTERN ELECTRIC 300B TUBE AUDIO
 
Buy it now$489.00Time left:18d 3h 36m
TECHNIPOWER GENRAD W10MT3A DUAL METERED VARIAC 4 AMPEG HERITAGE SERIES HSVT-CL
 
Buy it now$489.00Time left:18d 3h 38m
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