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Name: 6146 Use: Glass octal tube type used as AF power amplifier and modulator and as RF power amplifer and oscillator. May be used with full input up to 60 MHz and with reduced input up to 175 MHz. Class C telegraphy maximum plate dissipation, CCS 20 Wattts, ICAS 25 Watts. Notes: Requires an octal socket |
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6146 Beam Power Pentode Characteristics Heater or Filament Voltage . 6.3 volts Heater or Filament Current . 1.25 amperes EIA Base . . . . . . . . . . 7CK Substitutes. . . . . . . . . 6146A, B |
Capacitances and Design Maximum Values: C/in. . . . . . . . . . . . 13 pf C/out . . . . . . . . . . . 8.5 pf C/gp. . . . . . . . . . . . 0.24 pf Plate Dissipation . . . . . 25 watts Screen Dissipation. . . . . 3 watts Maximum Plate Voltage . . . 750 volts Maximum Screen Voltage. . . 250 volts Maximum Frequency . . . . . 60 MHz |
Typical Operation as a Transmitting Tube
Class of Service Ep Es Eg VgMax Ip IpMax Is IsMax Ig Drive Zl Po
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Class C Amp 500 170 -66 - 135 - 9 - 2.5 0.2 - 48
Class C Amp 750 160 -62 - 120 - 11 - 3.1 0.2 - 70
Class C Amp
75MHz 400 190 -54 - 150 - 10.4 - 2.2 3.0 - 35
Class C Mod
Amp (Plate) 400 150 -87 - 112 - 7.8 - 3.4 0.4 - 32
Class C Mod
Amp (Plate) 600 150 -87 - 112 - 7.8 - 3.4 0.4 - 52
PP Class AB2 600 190 -48 - 28 270 1.2 20 2 0.3 5K 113
PP Class AB2 750 165 -46 - 22 240 0.3 20 2.6 0.4 7.4K 131
PP Class AB1 750 195 -50 100 23 220 1 26 - 0 8K 120
Class AB1 Amp 600 200 -50 50 14 115 0.5 14 - 0 - 47
Class AB1 Amp 750 195 -50 50 12 110 0.5 13 - 0 - 60
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