Tillhor

Ericsson Thermistor Bridge Type 4 Milliammeter Wheatstone Lab Test Instrument

Tillhor

SKU:

36127

Availability:

Usually ships within 1-2 business days.

Weight:

36.00 LBS

Brand:

LM Ericsson

Model:

Type 4

MPN:

Type 4

Type:

Thermistor Bridge

SKU:

36127

Inventory Number:

YE600

Department:

K

Seller Notes:

Sold as-is for parts or repair. Includes the main instrument unit only.

Country/Region of Manufacture:

Sweden

Form Factor:

Benchtop

Condition:

As-Is / For Parts or Not Working

Measurement Type:

Thermistor Bridge / Resistance Balance

Meter 1:

Milliamperes (Sensitive Research brand meter)

Meter 2:

Microamperes (analog panel meter)

Front Panel Controls:

Coarse Balance, Fine Balance, Modulator Control, Main Switch, Balance Amplifier

Front Panel Inputs:

Thermistor, Socket, External Detector, Main Switch toggle

Power Input Options:

AVI 30V; A052 240V; A052 200V (fuse/voltage selector on rear)

Rear Connectors:

3-pin round power connector, fuse holder, toggle switch

Power Supply Type:

Multi-voltage selector (30V / 200V / 240V)

Era / Vintage:

Mid-20th century (est. 1940s–1960s)

Ownership Plate:

Tillhor Telefon A.B. L.M. Ericsson, Avd. K, Inv. Nr. YE600

Condition Notes:

Ericsson Thermistor Bridge Type 4 sold as-is for parts or repair. Not tested; no functionality guaranteed. Enclosure shows chipping, scratches, and rust on rear panel. Meters and knobs present. Ownership plate intact.