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Multimeter Electronic CT 471A

Country:  Great Britain (UK)
Manufacturer / Brand:  AVO Ltd.; London
Year: 1964 ? Category: Service- or Lab Equipment
Semiconductors (the count is only for transistors) Semiconductors present.
Wave bands - without
Power type and voltage Storage and/or dry batteries / 7 x 1,5 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Model: Multimeter Electronic CT 471A - AVO Ltd.; London
Material Metal case
Shape Tablemodel, with any shape - general.
Notes Transistorized Multimeter in ruggedized metal case.
DC 11 ranges 12mV to 1200V (+-2%) and 12µA to 1,2 A (+-2%).
AC 11 ranges 12mV to 1200V (+-3%) and 12uA to 1,2A @ 25 c/s (without probe).
RF 40mV to 4V @ 20kHz to 500MHz (max. 1GHz), acurracy +-8% @ 10MHz.
Resistance 12Ω to 1,2 MΩ (+-3%).
Input resistances:
DC 1,2MΩ on lowest range, rising to 120MΩ on 1,2V range and above.
AC >50 kΩ (12mV to 400mV),470kΩ (1,2V to 40V), 10MΩ (120,400,1200V).
Batteries: 7 D-cells.
If you find a model CT 471A for daily use please first check the calibration!
Do not mix up this model with multimeters CT471B and CT471C made by G.E.Bradley.
Literature/Schematics (1) Radio Bulletin September 1964

Model page created by Georg Richter. See "Data change" for further contributors.

All listed radios etc. from AVO Ltd.; London
Here you find 67 models, 65 with images and 35 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.