Subminiature Tubes

          SRR-13A Subminiature Tube Characteristics

All tubes have 6.3V, 0.15A heaters except the 6X4 and 5902, which
are 6.3V, 0.6A and 0.45A respectively.

JAN # Description Plate Screen Grid MU Trans Emission
Bias mimhos Is ma V
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5636 Pentode Mixer 100 V 100 V -1 3200 45 6
4 ma 5.8 ma
50K Z
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5644 VR
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5647 Single Diode 150 V 45 6
9 ma
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5718 Triode 100 V -1.2 27 5800 45 6
8.5 ma
4650 Z
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5719 Triode 100 V 70 1700 45 6
.73 ma -2.5
41K Z
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5840 Pentode 100 V 100 V -1.5 5000 45 6
7.5 ma 2.4 ma
280K Z
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5899 Pentode 100 V 100 V -1.1 4500 45 6
7.2 ma 2.2 ma
260K Z
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5902 Beam Pentode 110 V 110 V -8.7 4200 45 6
30 ma 2.2 ma
15K Z
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6X4 Rectifier 450 V
70 ma
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