Amplitrex AT1000 Test Results 90%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs |
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(GM) Mutual Conductance 1200 = SPEC |
(EM) Emission 3.0 gV = SPEC |
Noise Test |
Gain (mU) |
TUBE #1 |
1200/1200 (100.0/100.%) |
2.9/3.0 (96.7/100.0%) |
5/5 |
66.6 67.5 |
TUBE #2 |
1200/1200 (100.0/100.0%) |
2.9/2.9 (96.7/96.7%) |
5/5 |
67.1 68.3 |
TUBE #3 |
N/A |
N/A |
N/A |
|
TUBE #4 |
N/A |
N/A |
N/A |
- PERFECT = 0.0% (10% or less = Outstanding)
- Balance (Balance Goal = Mhos > 10% / Gv > 10%)
- Tube 1: A to B = Mhos - 0.0% Gv - 3.3%
- Tube 2: A to B = Mhos - 0.0% Gv - 0.0%
- Match (Tube 1 to Tube 2) (Match Goal = Mhos > 10% / Gv > 10%)
- Tube 1A to 2A = Mhos - 0.0% Gv - 0.0%
- Tube 1B to 2B = Mhos - 0.0% Gv - 3.3%
Warranties:
Used or vintage items are sold as is with no warranty beyond the description and photographs provided on the listing. Returns will NOT be accepted for reasons such as: don't like the sound, ordered the wrong item, changed mind, not what I thought it was, wrong color ordered, wrong item ordered or tube readings don't match my tester. Any exceptions are on a case by case basis and subject to a 15% restocking fee...
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