Orange Amplification has released the DIVO VT1000 Valve Tester, an automatic valve tester that performs a host of diagnostics on both preamp and power amp tubes. The unit has one octal and two nine pin valve sockets to fit pe-amp and EL34 valves. Once inserted, the user presses the start button and the tests are run.
VT1000 Details:
Tests run:
- Heater filament test: Short circuit
- Heater filament test: Open circuit
- Heater filament test: Tolerance check
- Heater cathode insulation: Leakage
- Heater cathode insulation: Short Circuit
- Tests for heater current abnormalities
- Amplification factor
- Voltage gain
- Power gain
- Screen grid test
- Mutual conductance test
- Dual test for double triodes
- Emission
- Inter electrode leakage
- Inter electrode short circuit
- Flash-over (arc detection, high voltage breakdown)
- Gas ionisation test
Compatible Valves:
- EL34/6CA7
- EL34L
- 6L6
- 6V6/6v6GTA
- KT66
- KT77
- KT88
- 6550
- 5881
- EL84/6BQ5
- ECC81/12AT7
- ECC82/12AU7
- ECC83/12AX7
- ECC99
- 12BH7