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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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57 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:26d 1h 5m
USA SUPERIOR ELECTRIC EMT10153 135KVA 208V 230V 3Ø VARIAC LINE VOLTAGE REGULATOR
 
Buy It Now or Best Offer$5,989.00Time left:27d 2h 7m
NEW CUSTOM MADE ONE OF A KIND GENERAL RADIO 0-280V 25AMP 7KW DUAL METERED VARIAC
 
Buy it now$2,489.00Time left:3d 9h 0m
SUPERIOR ELECTRIC IES 25007 9KW 120V 400HZ POWER LINE VOLTAGE REGULATOR AVIATION
 
Buy It Now or Best Offer$1,989.00Time left:1d 9h 6m
GENERAL RADIO 1583 13.6KVA 3Ø AUTOMATIC LABORATORY POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,989.00Time left:24d 7h 13m
USA MADE NEW 7KW GENERAL RADIO 0-280V@0-25A CUSTOM RACKMOUNT DUAL METERED VARIAC
 
Buy it now$1,889.00Time left:10d 2h 34m
AUTOMATIC 10KW AC POWER LINE VOLTAGE REGULATOR CONDITIONER 4 PORTABLE GENERATOR
 
Buy it now$1,545.00Time left:1d 9h 55m
GENERAL RADIO 1592A 10KW 240 VOLT 1Ø AUTOMATIC AC POWER LINE VOLTAGE REGULATOR
 
Buy it now$1,489.00Time left:11d 7h 22m
SUPERIOR ELECTRIC POWERSTAT 3PN246 246 VARIAC 0-280V @ 15A 4KW LIFETIME WARRANTY
 
Buy it now$889.00Time left:29d 4h 12m
0-280V@ 0-10A DIGITAL METERED ISOLATED VARIAC AC POWER SUPPLY SOURCE TEST BENCH
 
Buy it now$789.00Time left:8d 5h 12m
ADJUSTABLE AMPS VOLTS ISOLATED VARIABLE AC DC POWER LINE SUPPLY EQUIPMENT TESTER
 
Buy it now$789.00Time left:8d 5h 12m
NIB NEW GENERAL RADIO TECHNIPOWER GENRAD W20 VARIAC 0-140V @ 20A KNOB DIAL PLATE
 
Buy it now$689.00Time left:4d 9h 10m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 600 WATT VARIAC WALL LIGHTING DIMMER
 
Buy it now$689.00Time left:17d 6h 33m
STACO E1010VAW VOLTS AMPS WATTS TRIPLE ANALOG METER 1400W LAB VARIAC VARIABLE AC
 
Buy it now$689.00Time left:25d 0h 36m
NO NOISE FREE DUAL VARIAC WALL TUNGSTEN LED VARIABLE LIGHTING FAN SPEED DIMMER
 
Buy it now$649.00Time left:2d 7h 9m
RECORDING STUDIO NO NOISE FREE DUAL 300 WATT VARIAC IN WALL LIGHTING DIMMER LED
 
Buy it now$649.00Time left:2d 7h 9m
USA AUDIO RECORDING STUDIO NO NOISE DUAL 300 WATT VARIAC IN WALL LIGHTING DIMMER
 
Buy it now$649.00Time left:2d 7h 9m
USA GENERAL RADIO W20HMT3A 240 VOLT 0-280V@ 0-8A DUAL METERED TEST BENCH VARIAC
 
Buy it now$649.00Time left:6d 1h 47m
TECHNIPOWER GENERAL RADIO GENRAD GR W20MT3A DUAL ANALOG METERED VARIAC AC SOURCE
 
Buy it now$649.00Time left:20d 6h 32m
GENERAL RADIO W20MT3A 0-140V@0-18A DUAL METERED VARIAC AC TEST LIFETIME WARRANTY
 
Buy it now$649.00Time left:24d 8h 25m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:4d 8h 43m
TECHNIPOWER GENRAD GENERAL RADIO W5MT3AW TRIPLE METERED TEST BENCH VARIAC  NEW
 
Buy it now$589.00Time left:22d 6h 29m
USA MADE 3100 WATT TESLA COIL JACOBS LADDER HIGH VOLTAGE NEON TRANSFORMER VARIAC
 
Buy it now$589.00Time left:24d 6h 11m
GENERAL RADIO TRIPLE METERED VARIAC AC POWER LINE ANALYZER CONDITIONER REGULATOR
 
Buy it now$589.00Time left:26d 1h 59m
USA MADE GENERAL RADIO W10MT3A 0-140V@10A DUAL METERED VARIAC LIFETIME GUARANTEE
 
Buy it now$549.00Time left:8d 9h 31m
GENERAL RADIO GR W10MT3A 0-140V@ 0-10A DUAL SIMPSON ANALOG METERS METERED VARIAC
 
Buy it now$549.00Time left:17d 2h 19m
USA MADE TECHNIPOWER W10MT3A 0-10A DUAL METERED VARIAC LIFETIME GUARANTEE   NEW
 
Buy it now$549.00Time left:18d 1h 11m
GENERAL RADIO 1591-A 1KW PORTABLE GUITAR AMP AC POWER LINE REGULATOR CONDITIONER
 
Buy it now$489.00Time left:28d 7h 15m
REBUILT GENERAL RADIO TECHNIPOWER W5S30 VARIAC 0-140V@5A SWITCH IEC K CENTRIFUGE
 
Buy it now$449.00Time left:1d 0h 26m
PERFECTLY RESTORED VINTAGE GENERAL RADIO W5MT3A DUAL VOLT AMP METERED LAB VARIAC
 
Buy it now$449.00Time left:17d 1h 57m
TECHNIPOWER GR GENERAL RADIO W5MT3W DUAL ANALOG METER WATT VOLT METERED VARIAC
 
Buy it now$449.00Time left:17d 3h 52m
 STACO USA EJ401V ISOLATED METERED VARIAC VARIABLE AC DC POWER LINE BENCH SOURCE
 
Buy it now$389.00Time left:2d 6h 33m
STACO 3PN150B 2KW VARIAC DIMMER VIDEO LIGHTING LIGHT 4 LOWEL ARRI PAR FRESNEL
 
Buy it now$389.00Time left:13d 7h 11m
USA HICKOK 5058B METERED ISOLATED VARIAC 0-400V DC POWER SUPPLY 4 TUBE AUDIO AMP
 
Buy it now$389.00Time left:27d 2h 7m
NEW CUSTOM MADE ONE OF A KIND GENERAL RADIO VINTAGE STEAM PUNK METERED VARIAC
 
Buy it now$349.00Time left:19d 8h 16m
RECORDING STUDIO NO NOISE FREE 300 WATT VARIAC IN WALL LIGHT LIGHTING DIMMER LED
 
Buy it now$349.00Time left:27d 5h 43m
NO NOISE FREE VARIAC WALL TUNGSTEN LED VARIABLE LIGHT LIGHTING FAN SPEED DIMMER
 
Buy it now$349.00Time left:27d 5h 43m
NEW DRCO IMPROVED TENMA 15A METERED VARIAC VARIABLE AC SOURCE LIFETIME WARRANTY!
 
Buy it now$289.00Time left:17d 3h 29m
USA GENERAL RADIO W5MT3VM METERED VARIAC TUBE RADIO AMPLIFIER LIFE-TIME WARRANTY
 
Buy it now$289.00Time left:29d 8h 20m
  NEW USA STACO 3PN1010 0-120/140V VARIABLE AC 10-AMP VARIAC LIFETIME WARRANTY
 
Buy it now$249.00Time left:5d 5h 33m
GENERAL RADIO W5MT3 TUBE AUDIO POWER AMP AMPLIFIER ANTIQUE HAM RADIO VARIAC  NEW
 
Buy it now$249.00Time left:26d 3h 23m
SUPERIOR ELECTRIC 3PN116B POWERSTAT 0-140 VOLT 10 AMP BENCH VARIAC TRANSFORMER
 
Buy it now$249.00Time left:27d 6h 1m
USA MADE COFFEE BEAN ROASTER ROASTING VARIAC TEMPERATURE CONTROL FRENCH ROAST
 
Buy it now$249.00Time left:29d 1h 53m
GENERAL RADIO 200-CM PERFECTLY RESTORED ORIGINAL 1940'S GENERAL RADIO VARIAC
 
Buy it now$219.00Time left:6d 9h 0m
USA MADE STACO L501 VARIAC 4 TUBE AUDIO POWER GUITAR AMPLIFIER VINTAGE HAM RADIO
 
Buy it now$219.00Time left:26d 8h 31m
VARIAC FOR VINTAGE TUBE AUDIO POWER AMP ANTIQUE HAM RADIO TABLE FAN LIGHT DIMMER
 
Buy it now$99.00Time left:1d 2h 53m
NEW GENERAL RADIO GENRAD TECHNIPOWER VBT-8 VARIAC BRUSH W20 W20M W20MT M20 W20BB
 
Buy it now$99.00Time left:1d 3h 13m
NEW GENERAL RADIO GENRAD TECHNIPOWER VBT-8 VARIAC BRUSH W20 W20MT3 W20MT3A M20
 
Buy it now$99.00Time left:3d 1h 14m
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