DC503

From TekWiki
Revision as of 09:17, 20 December 2020 by Jaredcabot (talk | contribs) (Added some specifications)
Jump to navigation Jump to search
Tektronix DC503
100 MHz frequency counter
Tektronix DC503

Produced from 1972 to 1993

Manuals
Manuals – Specifications – Links – Pictures

The Tektronix DC503 is a 100 MHz frequency counter plug-in for the TM500 system.


Key Specifications

     — DC503
Frequency DC Coupled 0.1 Hz to 100 MHz
Frequency AC Coupled 10 Hz to 100 MHz
Impedance 1MΩ paralleled by approx. 20pF
Sensitivity 300mV p-p sinewave times attenuation to 100MHz
Max Input Voltage 1x Atten: 50V @ ≤2kHz, derate -20dB/decade to 10MHz; 10V @ 10kHz to 25MHz, derate -20dB/decade to 50MHz; 5V @ 50MHz to 100MHz
Max Input Voltage 10x/100x Atten: 500V @ ≤2MHz, derate -20dB/decade to 100MHz
     — DC503A
Frequency DC Coupled 0 Hz to ≥125 MHz
Frequency AC Coupled 10 Hz to ≥125 MHz
Impedance 1MΩ paralleled by approx. 27pF
Sensitivity 20mV RMS sinewave to 100MHz, 35mV RMS sinewave to 125MHz
Max Input Voltage 1x Atten: 200Vpeak, 400Vp-p @ DC-50kHz; 200Vpeak, ≤(20/f)Vp-p @ 50kHz - 1.33MHz; 200Vpeak, ≤15Vp-p @ 1.33MHz to 125MHz
Max Input Voltage 5x Atten: 200Vpeak, 400Vp-p @ DC-5MHz; 200Vpeak, ≤(2000/f)Vp-p @ 5MHz - 100MHz; 200Vpeak, ≤20Vp-p @ 100MHz to 125MHz


Pictures