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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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116 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:17d 23h 5m
AUDIO RECORDING STUDIO 12 ZONE 14,000 WATTS VARIAC NO NOISE WALL LIGHTING DIMMER
 
Buy it now$6,889.00Time left:29d 1h 22m
USA SUPERIOR ELECTRIC EMT10153 135KVA 208V 230V 3Ø VARIAC LINE VOLTAGE REGULATOR
 
Buy It Now or Best Offer$5,989.00Time left:19d 0h 7m
NEW CUSTOM MADE ONE OF A KIND GENERAL RADIO 0-280V 25AMP 7KW DUAL METERED VARIAC
 
Buy it now$2,489.00Time left:25d 7h 0m
GENERAL RADIO 1583 13.6KVA 3Ø AUTOMATIC LABORATORY POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,989.00Time left:16d 5h 13m
SUPERIOR ELECTRIC IES 25007 9KW 120V 400HZ POWER LINE VOLTAGE REGULATOR AVIATION
 
Buy It Now or Best Offer$1,989.00Time left:23d 7h 6m
USA MADE NEW 7KW GENERAL RADIO 0-280V@0-25A CUSTOM RACKMOUNT DUAL METERED VARIAC
 
Buy it now$1,889.00Time left:2d 0h 34m
GR TECHNIPOWER 1582 9KW ANALOG DIGITAL AUDIO STUDIO HOME AC POWER LINE REGULATOR
 
Buy it now$1,545.00Time left:16d 4h 16m
AUTOMATIC 10KW AC POWER LINE VOLTAGE REGULATOR CONDITIONER 4 PORTABLE GENERATOR
 
Buy it now$1,545.00Time left:23d 7h 55m
GENERAL RADIO 1592A 10KW 240 VOLT 1Ø AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,489.00Time left:3d 5h 22m
US MADE VIDEO AUDIO RECORDING STUDIO TRIPLE 1200WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$1,089.00Time left:29d 1h 21m
GENRAD 1581A 6KW ANALOG DIGITAL STUDIO AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$989.00Time left:5d 4h 25m
SUPERIOR ELECTRIC POWERSTAT 3PN246 246 VARIAC 0-280V @ 15A 4KW LIFETIME WARRANTY
 
Buy it now$889.00Time left:21d 2h 12m
NEW VIDEO AUDIO RECORDING STUDIO NOISE FREE 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$889.00Time left:29d 1h 21m
0-280V@ 0-10A DIGITAL METERED ISOLATED VARIAC AC POWER SUPPLY SOURCE TEST BENCH
 
Buy it now$789.00Time left:3h 12m
ADJUSTABLE AMPS VOLTS ISOLATED VARIABLE AC DC POWER LINE SUPPLY EQUIPMENT TESTER
 
Buy it now$789.00Time left:3d 4h 16m
240 VOLT 2.5KW METERED ISOLATED VARIAC TEST BENCH AC POWER SUPPLY SOURCE GERMANY
 
Buy it now$789.00Time left:4d 0h 49m
DIGITAL VIDEO LOCATION STUDIO GRIP 3K FRESNEL PAR LIGHT NOISE FREE DIMMER VARIAC
 
Buy it now$789.00Time left:29d 2h 58m
USA MADE VIDEO AUDIO RECORDING STUDIO NO NOISE DUAL 1200W VARIAC LIGHTING DIMMER
 
Buy it now$789.00Time left:29d 2h 59m
ONE-OF-A-KIND CUSTOM MADE VU METER STEREO AUDIO AMP AMPLIFIER BRASS STEAM PUNK
 
Buy it now$749.00Time left:29d 1h 22m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$689.00Time left:9d 4h 33m
NEW WESTERN ELECTRIC VARIAC FOR VINTAGE 300B 2A3 TUBE AUDIO AMPLIFIER RACKMOUNT
 
Buy it now$689.00Time left:12d 22h 57m
NO NOISE FREE DUAL VARIAC WALL TUNGSTEN LED VARIABLE LIGHTING FAN SPEED DIMMER
 
Buy it now$689.00Time left:24d 5h 9m
RECORDING STUDIO NO NOISE FREE DUAL 300 WATT VARIAC IN WALL LIGHTING DIMMER LED
 
Buy it now$689.00Time left:24d 5h 9m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 300 WATT VARIAC IN WALL LIGHTING DIMMER
 
Buy it now$689.00Time left:24d 5h 9m
NIB NEW GENERAL RADIO TECHNIPOWER GENRAD W20 VARIAC 0-140V @ 20A KNOB DIAL PLATE
 
Buy it now$689.00Time left:26d 7h 10m
TECHNIPOWER GENERAL RADIO GENRAD GR W20MT3A DUAL ANALOG METERED VARIAC AC SOURCE
 
Buy it now$649.00Time left:12d 4h 32m
GENERAL RADIO W20MT3A 0-140V@0-18A DUAL METERED VARIAC AC TEST LIFETIME WARRANTY
 
Buy it now$649.00Time left:16d 6h 24m
USA GENERAL RADIO W20HMT3A 240 VOLT 0-280V@ 0-8A DUAL METERED TEST BENCH VARIAC
 
Buy it now$649.00Time left:27d 23h 46m
USA MADE 240 VOLT DUAL METERED VARIAC 4 AUDIO RESEARCH 600MKIII STEREO TUBE AMP
 
Buy it now$649.00Time left:29d 1h 20m
DUAL METERED 3000 WATT VARIAC 4 AUDIO RESEARCH 600MKIII AUDIO TUBE AMP AMPLIFIER
 
Buy it now$649.00Time left:29d 2h 59m
GR 230V DUAL METERED VARIAC 4 EUROPEAN MAINS POWER AUDIO TUBE AMPLIFIERS PRE AMP
 
Buy it now$649.00Time left:29d 2h 59m
USA MADE 3100 WATT TESLA COIL JACOBS LADDER HIGH VOLTAGE NEON TRANSFORMER VARIAC
 
Buy it now$589.00Time left:16d 4h 11m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:26d 6h 43m
TECHNIPOWER GENRAD GENERAL RADIO W5MT3AW TRIPLE METERED TEST BENCH VARIAC  NEW
 
Buy it now$589.00Time left:27d 0h 58m
GENERAL RADIO DRCO DUAL METERED VARIAC 4 EUROPEAN TUBE AUDIO AMP MCINTOSH C22
 
Buy it now$589.00Time left:28d 5h 4m
USA MADE 3K VARIAC LIGHTING LIGHT DIMMER FOR MOLE RICHARDSON QUARTZ PAR FRESNEL
 
Buy it now$589.00Time left:29d 2h 58m
USA MADE GENERAL RADIO W10MT3A 0-140V@10A DUAL METERED VARIAC LIFETIME GUARANTEE
 
Buy it now$549.00Time left:7h 31m
GENERAL RADIO GR W10MT3A 0-140V@ 0-10A DUAL SIMPSON ANALOG METERS METERED VARIAC
 
Buy it now$549.00Time left:9d 0h 19m
USA MADE TECHNIPOWER W10MT3A 0-10A DUAL METERED VARIAC LIFETIME GUARANTEE   NEW
 
Buy it now$549.00Time left:9d 23h 10m
 USA MADE DUAL METERED VARIAC FOR AUDIO RESEARCH VTM200 AUDIO TUBE AMP AMPLIFIER
 
Buy it now$549.00Time left:29d 1h 19m
GENERAL RADIO GR W10MT3A DUAL METERED VARIAC 4 WESTERN ELECTRIC 300B TUBE AUDIO
 
Buy it now$549.00Time left:29d 1h 20m
TECHNIPOWER GENRAD W10MT3A DUAL METERED VARIAC 4 AMPEG HERITAGE SERIES HSVT-CL
 
Buy it now$549.00Time left:29d 1h 20m
US MADE GENERAL RADIO W10MT3W 0-140 VOLT @ 0-1500 WATT DUAL METERED METER VARIAC
 
Buy it now$549.00Time left:29d 2h 56m
USA MADE METERED VARIAC 4 MCINTOSH MC275 C22 TUBE AUDIO POWER AMPLIFIER PREAMP
 
Buy it now$549.00Time left:29d 2h 58m
GENERAL RADIO 0-140V@ 0-10A DUAL METERED VARIAC FOR TUBE GUITAR AUDIO AMP PREAMP
 
Buy it now$549.00Time left:29d 2h 59m
STACO USA 3PN1510B 0-140 VOLTS 0-15 AMPS DIGITAL METERED VARIAC AUTO TRANSFORMER
 
Buy it now$489.00Time left:11d 5h 30m
SPLASH PROOF VARIAC RECTIFIER 4 COLOR TITANIUM JEWELRY ALUMINUM HARD ANODIZING
 
Buy it now$489.00Time left:29d 1h 22m
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