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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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124 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:15d 4h 35m
AUDIO RECORDING STUDIO 12 ZONE 14,000 WATTS VARIAC NO NOISE WALL LIGHTING DIMMER
 
Buy it now$6,889.00Time left:26d 6h 52m
USA SUPERIOR ELECTRIC EMT10153 135KVA 208V 230V 3Ø VARIAC LINE VOLTAGE REGULATOR
 
Buy It Now or Best Offer$5,989.00Time left:16d 5h 38m
NEW CUSTOM MADE ONE OF A KIND GENERAL RADIO 0-280V 25AMP 7KW DUAL METERED VARIAC
 
Buy it now$2,489.00Time left:24d 7h 20m
GENERAL RADIO 1583 13.6KVA 3Ø AUTOMATIC LABORATORY POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,989.00Time left:13d 10h 43m
SUPERIOR ELECTRIC IES 25007 9KW 120V 400HZ POWER LINE VOLTAGE REGULATOR AVIATION
 
Buy it now$1,989.00Time left:21d 11h 20m
USA MADE NEW 7KW GENERAL RADIO 0-280V@0-25A CUSTOM RACKMOUNT DUAL METERED VARIAC
 
Buy it now$1,889.00Time left:29d 6h 4m
GR TECHNIPOWER 1582 9KW ANALOG DIGITAL AUDIO STUDIO HOME AC POWER LINE REGULATOR
 
Buy it now$1,545.00Time left:13d 9h 46m
AUTOMATIC 10KW AC POWER LINE VOLTAGE REGULATOR CONDITIONER 4 PORTABLE GENERATOR
 
Buy it now$1,545.00Time left:20d 13h 26m
GENERAL RADIO 1592A 10KW 240 VOLT 1Ø AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,489.00Time left:10h 52m
US MADE VIDEO AUDIO RECORDING STUDIO TRIPLE 1200WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$1,089.00Time left:26d 6h 51m
GENRAD 1581A 6KW ANALOG DIGITAL STUDIO AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$989.00Time left:2d 9h 55m
SUPERIOR ELECTRIC POWERSTAT 3PN246 246 VARIAC 0-280V @ 15A 4KW LIFETIME WARRANTY
 
Buy it now$889.00Time left:18d 7h 42m
DRCO CUSTOM USA 15A VARIAC AC DC VARIABLE METERED POWER SUPPLY BENCH TEST SOURCE
 
Buy it now$889.00Time left:25d 10h 57m
NEW VIDEO AUDIO RECORDING STUDIO NOISE FREE 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$889.00Time left:26d 6h 51m
ADJUSTABLE AMPS VOLTS ISOLATED VARIABLE AC DC POWER LINE SUPPLY EQUIPMENT TESTER
 
Buy it now$789.00Time left:9h 46m
240 VOLT 2.5KW METERED ISOLATED VARIAC TEST BENCH AC POWER SUPPLY SOURCE GERMANY
 
Buy it now$789.00Time left:1d 6h 19m
DIGITAL VIDEO LOCATION STUDIO GRIP 3K FRESNEL PAR LIGHT NOISE FREE DIMMER VARIAC
 
Buy it now$789.00Time left:10d 5h 41m
USA MADE VIDEO AUDIO RECORDING STUDIO NO NOISE DUAL 1200W VARIAC LIGHTING DIMMER
 
Buy it now$789.00Time left:26d 8h 29m
0-280V@ 0-10A DIGITAL METERED ISOLATED VARIAC AC POWER SUPPLY SOURCE TEST BENCH
 
Buy it now$789.00Time left:27d 8h 42m
ONE-OF-A-KIND CUSTOM MADE VU METER STEREO AUDIO AMP AMPLIFIER BRASS STEAM PUNK
 
Buy it now$749.00Time left:26d 6h 52m
RARE HP HEWLETT PACKARD FACTORY TEST EQUIPMENT TOOL DUAL METERED VARIAC USA MADE
 
Buy it now$689.00Time left:6d 12h 10m
NEW WESTERN ELECTRIC VARIAC FOR VINTAGE 300B 2A3 TUBE AUDIO AMPLIFIER RACKMOUNT
 
Buy it now$689.00Time left:10d 4h 28m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$689.00Time left:10d 6h 23m
NO NOISE FREE DUAL VARIAC WALL TUNGSTEN LED VARIABLE LIGHTING FAN SPEED DIMMER
 
Buy it now$689.00Time left:21d 11h 34m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 300 WATT VARIAC IN WALL LIGHTING DIMMER
 
Buy it now$689.00Time left:21d 11h 35m
RECORDING STUDIO NO NOISE FREE DUAL 300 WATT VARIAC IN WALL LIGHTING DIMMER LED
 
Buy it now$689.00Time left:21d 11h 36m
NIB NEW GENERAL RADIO TECHNIPOWER GENRAD W20 VARIAC 0-140V @ 20A KNOB DIAL PLATE
 
Buy it now$689.00Time left:23d 12h 40m
TECHNIPOWER GENERAL RADIO GENRAD GR W20MT3A DUAL ANALOG METERED VARIAC AC SOURCE
 
Buy it now$649.00Time left:9d 10h 2m
GENERAL RADIO W20MT3A 0-140V@0-18A DUAL METERED VARIAC AC TEST LIFETIME WARRANTY
 
Buy it now$649.00Time left:13d 11h 55m
USA GENERAL RADIO W20HMT3A 240 VOLT 0-280V@ 0-8A DUAL METERED TEST BENCH VARIAC
 
Buy it now$649.00Time left:25d 5h 17m
USA MADE 240 VOLT DUAL METERED VARIAC 4 AUDIO RESEARCH 600MKIII STEREO TUBE AMP
 
Buy it now$649.00Time left:26d 6h 50m
DUAL METERED 3000 WATT VARIAC 4 AUDIO RESEARCH 600MKIII AUDIO TUBE AMP AMPLIFIER
 
Buy it now$649.00Time left:26d 8h 29m
GR 230V DUAL METERED VARIAC 4 EUROPEAN MAINS POWER AUDIO TUBE AMPLIFIERS PRE AMP
 
Buy it now$649.00Time left:26d 8h 30m
USA MADE 3100 WATT TESLA COIL JACOBS LADDER HIGH VOLTAGE NEON TRANSFORMER VARIAC
 
Buy it now$589.00Time left:13d 9h 41m
SENCORE PR570 ISOLATED VARIAC DIGITAL METERS VARIABLE AC POWER LINE SHOCK TESTER
 
Buy it now$589.00Time left:19d 10h 44m
TECHNIPOWER GENRAD GENERAL RADIO W5MT3AW TRIPLE METERED TEST BENCH VARIAC  NEW
 
Buy it now$589.00Time left:21d 4h 28m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:23d 12h 13m
USA AUDIO VIDEO RECORDING STUDIO NO NOISE REMOTE CONTROL VARIAC LIGHTING DIMMER
 
Buy it now$589.00Time left:24d 8h 11m
GENERAL RADIO DRCO DUAL METERED VARIAC 4 EUROPEAN TUBE AUDIO AMP MCINTOSH C22
 
Buy it now$589.00Time left:25d 10h 34m
HOT WIRE FOAM CUTTER CUTTING 600 WATT VARIABLE TEMPERATURE POWER SUPPLY AIRFOIL
 
Buy it now$589.00Time left:25d 11h 10m
SPLASH PROOF VARIAC RECTIFIER 4 COLOR TITANIUM JEWELRY ALUMINUM HARD ANODIZING
 
Buy it now$589.00Time left:26d 5h 35m
USA MADE 3K VARIAC LIGHTING LIGHT DIMMER FOR MOLE RICHARDSON QUARTZ PAR FRESNEL
 
Buy it now$589.00Time left:26d 8h 28m
GENERAL RADIO GR W10MT3A 0-140V@ 0-10A DUAL SIMPSON ANALOG METERS METERED VARIAC
 
Buy it now$549.00Time left:6d 5h 49m
USA MADE TECHNIPOWER W10MT3A 0-10A DUAL METERED VARIAC LIFETIME GUARANTEE   NEW
 
Buy it now$549.00Time left:7d 4h 41m
USA MADE GENERAL RADIO W10MT3A 0-140V@10A DUAL METERED VARIAC LIFETIME GUARANTEE
 
Buy it now$549.00Time left:9d 11h 3m
 USA MADE DUAL METERED VARIAC FOR AUDIO RESEARCH VTM200 AUDIO TUBE AMP AMPLIFIER
 
Buy it now$549.00Time left:26d 6h 50m
GENERAL RADIO GR W10MT3A DUAL METERED VARIAC 4 WESTERN ELECTRIC 300B TUBE AUDIO
 
Buy it now$549.00Time left:26d 6h 50m
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