The 6BQ7A  (European: ECC180/E180CC) (P/N 154-028, 154-0028-00, 157-0022-00, 157-0003-00) is a dual triode vacuum tube with a B9A (Noval) miniature 9-pin base.

6BQ7 Tube

Tek part number: 154-0028-00

Aged/Checked/Matched Pair Details
Used in Tek Part# S/N Range
315, 524 157-0003-00 All
531 157-0022-00 101-8543
532 157-0022-00 101-10015
541 157-0022-00 101-7483
545 157-0022-00 101-13343

Reference:

Tube aging procedure / Selection and checking procedure

Links

Used in

  • 535 (SN101-10015)
  • 545 (SN101-13343)

Some instruments using part 6BQ7A

Instrument Manufacturer Class Model Description Introduced
107 Tektronix Pulse generator 107 square-wave generator 1958
163 Tektronix Plug-in 163 Pulse Generator Module 1952
181 Tektronix Pulse generator 181 Time-mark generator 1955
310 Tektronix Oscilloscope 310A 4 MHz oscilloscope 1955
315 Tektronix Oscilloscope 315 "Portable" tube scope 1952
316 Tektronix Oscilloscope 316 10 MHz 3" tube scope 1959
360 Tektronix Oscilloscope 360 CRT Indicator Unit 1954
524 Tektronix Oscilloscope 524AD TV waveform monitoring scope 1953
531 Tektronix Oscilloscope 531 10 MHz oscilloscope 1954
532 Tektronix Oscilloscope 532 5 MHz oscilloscope 1955
535 Tektronix Oscilloscope 535 10 (15) MHz dual-timebase scope 1954
536 Tektronix Oscilloscope 536 11 MHz X–Y oscilloscope 1957
541 Tektronix Oscilloscope 541 30 MHz oscilloscope 1955
545 Tektronix Oscilloscope 545 30 (33) MHz oscilloscope 1955
570 Tektronix Curve Tracer 570 Curve tracer for tubes 1955
T Tektronix Plug-in Type T Timebase plugin 1957