Date   
Free 535 with scope cart and extra plugins (Pittsburg) By Brenda · #161236 ·
EP53A Gain Set Adpater By Brenda · #157623 ·
Tektronix 564 WW resistor for -100V supply By Brenda · #157255 ·
Craigslist- Northern Virginia Tek 545B for sale By Brenda · #157253 ·
Tektronix 310A CRT issues By Brenda · #157177 ·
Tektronix RM565 focus issues By Brenda · #155935 ·
Tektronix RM565 focus issues By Brenda · #155931 ·
Tektronix RM565 focus issues By Brenda · #155930 ·
I wonder if there is much interest in vacuum tube oscilloscopes such as the 500 series By Brenda · #155662 ·
Tektronix 3A72 front panel By Brenda · #154423 ·
Graticle lighting By Brenda · #154422 ·
Graticle lighting By Brenda · #154311 ·
561A CRT-Who needed one? By Brenda · #153443 ·
Just got a Tektronix 561A, HV woes... By Brenda · #152468 ·
Just got a Tektronix 561A, HV woes... By Brenda · #152463 ·
Just got a Tektronix 561A, HV woes... By Brenda · #152438 ·
Just got a Tektronix 561A, HV woes... By Brenda · #152426 ·
Just got a Tektronix 561A, HV woes... By Brenda · #152357 ·
Tektronix 531 diode replacement By Brenda · #152225 ·
Tektronix 531 diode replacement By Brenda · #152218 ·
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