134

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Tektronix 134
current probe amplifier
Tek 134 front

Produced from 1966 to (?)

Manuals
Manuals – Specifications – Links – Pictures

The Tektronix 134 current probe amplifier interfaces a P6019, P6020, P6021 or P6022 current probe to the voltage input of an oscilloscope. It comes with its own power supply, the 015-0058-01 for 115 VAC or the 015-0059-01 for 230 VAC.

Key Specifications

Current range 1 mA/Div to 1 A/Div, 1−2−5 (scope at 50 mV/Div)
Gain 50 or 125 (selectable)
Bandwidth 8 Hz to 54 MHz @ gain 50, 10 Hz to 30 MHz @ gain 125

Links

Prices

Year 1970 1974 1984 1986
Catalog price $209 $265 $625 $625
In 2022 Dollars $1,600 $1,600 $1,800 $1,700

Pictures

Measurements

Comparison of P6022 with passive termination @ 10 mA/Div (top trace) vs. P6021+134 (bottom trace). Signal is a sawtooth from a HP3325A @ 5 Vp-p into 50 Ω = 100 mAp-p.