The Tektronix 2236 is a 100 MHz portable scope with a dual time base and a built-in DMM/counter with a dedicated 9-digit VF display. Apart from the counter, it is the same as the 2235.

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100 MHz portable scope with counter/DMM
Tek 2236

Produced from 1984 to 1992

Manuals

IN addition to signal frequency and period, the counter can measure delay time and delta time from the delayed timebase.

Key Specifications

Bandwidth 90 MHz at 2 mV/Div, 100 MHz at 5 mV/Div and above; switchable 20 MHz limit
Rise time 3.9 ns at 2 mV/Div, 3.5 ns at 5 mV/Div and above
Deflection 2 mV/Div to 5 V/Div, 1−2−5, ±2%, and variable 2.5:1
Time base 50 ns/Div to 500 ms/Div (B timebase to 50 ms/Div), 1−2−5,  ×10 magnifier for fastest deflection of 5 ns/Div
Frequency counter 7 digit resolution; frequency 100 Hz to 100 MHz in decade ranges, period 100 μs to 1 s in decade ranges, plus 5 s range; time base accuracy 1×10-5 (Opt.14: 5×10-7), sensitivity same as trigger specs
Multimeter 3¾ digit resolution, ≥2.5 measurements per second, 10 MΩ input resistance, input isolated from scope ground; DC volts 0.5 V to 500 V in decade ranges; AC volts RMS 0.5 V to 350 V in decade ranges; resistance 50 Ω to 50 MΩ in decade ranges, plus 200 MΩ and 2 GΩ ranges; temperature -62 °C to +230 °C (with P6602 probe)
Input impedance 1 MΩ // 20 pF
Trigger sensitivity 0.3 Div or 35 mV up to 10 MHz, 1 Div or 120 mV up to 60 MHz, 1.5 Div or 200 mV up to 100 MHz
CRT 80×100 mm² display area, P31 phosphor, 14 kV acceleration voltage
Power 90−250 VAC, 48 to 440 Hz, 40 W
Size 137 mm × 328 mm × 440 mm (5.4" × 12.9" × 17.3")
Weight 5.2 kg (11.5 lb) without accessories
Features
  • DMM and counter
  • Delayed timebase
  • X−Y mode
  • Z input

Prices

  • 1984: $2,650 (2017 value: $6,240)

Links

Pictures