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Technical Specifications
- INPUT MAINS POWER: 115 or 230V, +/-10%, 48-62 Hz
- PLATE SUPPLY: 50 to 500 VDC, in 1 V steps, 160 mA maximum
- SCREEN (G2) SUPPLY: 50 TO 500 VDC, in 1 V steps, 20 mA maximum
- HEATER SUPPLY: 1.0 to 12.6 V, 3.5 amps maximum
- GRID (G1) SUPPLY: 0 to -99.9 VDC, in 0.1 V steps (-150V in Auto Bias mode)
- DIODE AND HEATER-TO-CATHODE LEAKAGE TEST: 150 VDC +/- 5%, 1 uA to 1 mA
- RECTIFIER TEST: 5 V filament/heater (3 amps), nominal 275V RMS Plate V, 120 mA peak current
- MUTUAL CONDUCTANCE TEST: 0.1 to 50.0 mA/V (100 to 50,000 uMHOs)
- TUBE ELECTRODE SHORTS: Automatically checked during all tests, test stops if a short is detected
- GAS TEST: Detects gas ion current effects on Grid G1 (down to .01 uA using TubeTest software)
- BUILT-IN TUBE SOCKETS: 4-pin (300B), 5-pin (807), 6-pin (6E5), 7 and 9-pin miniature and Octal (3)
- TUBE LIFE TEST: Using reduced heater/filament voltage (with TubeTest software)
- USER INTERFACE: Four Direction and One ENTER Keys, Volume control, 4-line x 40 character backlit LCD
- ENVIROMENTAL: 0 TO +40 C (operating), -20 to +70 C (storage), 95% humidity (non-condensing) max.
- F/S ACCURACY: Plate, Screen, G1, Heater Voltage: +/- 1%, DC Current: +/- 1%, Transconductance: +/- 1.5%
- PHYSICAL: 14.75″ W x 12.25″ D x 6.75″ H, 18.5 lbs (8.4 kg) net wt. Shipping wt. 23.5 lbs. (10.7 kg)
- COMPLIANCE: Designed to comply with UL/CSA standards, tested to meet FCC and CE EMC limits
About
- Tests hundreds of popular audio, guitar amp, organ and radio tubes
- Optimized to precisely test audiophile-grade tubes
- Tests tubes at real-world power levels, up to 500V @ 160mA
- Direct digital readout of true Mutual Conductance using a 1 kHz AC signal
- Measures Heater-to-Cathode Leakage, Emission and Gas
- Emission and GM results in percent-of-spec, and actual mA, mA/V, etc.
- Listen to tubes for microphonics with the built-in headphone amplifier
- Tests multi-section tubes, diodes, rectifiers and electron ray indicators
- Fully regulated power supplies – no mains/line compensation needed
- Fully protected against overload, shorts and overheating
- Routine calibration is not required
- Heater/filament power from 1.0 to 12.6V, up to 3.5A
- User-programmable tube test data, stored in EEPROM
- Processor-controlled tube pin selection. No switches, no rewiring.
- Available for worldwide operation at 115 or 230V, 50/60 Hz (nominal)
- Portable, compact carrying case, 18.5 lbs (8.4 kg) net wt.
- Rugged, industrial-quality construction
- Connects to a Personal Computer using a standard USB port
- Free TubeTest© Computer Test and Curve Plot Software included
- Print test data with optional Brother P-touch Label Printer
- Free Tubedata Editor software, to modify test parameters and add tubes
- Software requires a PC computer running Windows XP, Win7, Win8, Win10
- Designed and manufactured in the USA
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