Tube Data Sheets & Specs

of popular electronic audio vacuum tubes

EL34 / 6CA7   from "Amperex Special Purpose Tubes" Amperex Electronics Corporation, Aug 1967.
page 1     General electrical and mechanical characteristics
page 2     Maximum Ratings and some operating characteristics
page 3     More Operating Characteristics
page 4     More Operating Characteristics
page 5     Pin out and Envelope
page 6     Transfer Characteristics - GRAPH
Current, input, distortion & output power
page 11   @ 3K load impedance - GRAPH
page 12   @ 2K load impedance - GRAPH
page 13   Class B @ 4k load impedance - GRAPH
page 14   Class B @ 11K load impedance - GRAPH
page 15   Class AB @ 3.4K load impedance - GRAPH
page 16   @ 3K load impedance, triode connection - GRAPH

12AX7 / ECC83   from "Amperex Special Purpose Tubes" Amperex Electronics Corporation, Aug 1967.
page 1      General electrical and mechanical characteristics
page 2     Max ratings, operating characteristics
page 3     Resistance-coupled amplifier data
page 4     Operation as phase inverter
page 5     Operation as phase inverter, pin out , envelope
page 6     Transfer characteristics - GRAPH
page 7     Plate characteristics - GRAPH
page 8     Dynamic curves: mu, Rp, Gm @ Ep=250V - GRAPH
page 9     Dynamic curves: mu, Rp, Gm @ Ep=100V - GRAPH

Vacuum Tube Data Sheets   from "Technical Manual: Sylvania Electronic Products" Sylvania Electric Products Inc., 1958
Rectifier Tubes
5U4         page 47, page 48
5Y3GT    page 49

Power Tubes
6V6         page 384, page 385
6L6         page 345, page 346, page 347
6BQ5 / EL84   page 124, page 125

6550   from "RCA Receiving Tube Manual" RCA Radio Corporation of America Inc, 1950
page 1     Maximum ratings and typical operation
page 2     More typical operating conditions
page 3     More typical operating conditions

Preamp Tube
12AT7    from "Amperex Special Purpose Tubes" Amperex Electronics Corporation, Aug 1967.
page 1     General electrical and mechanical characteristics
page 2     Max ratings, operating characteristics, pinout, envelope
page 3     Transfer characterisitics, plate characterisitics
page 4     Dynamic curves: mu, transconductance, Rp


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