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Frequency Meter TF200

Frequency Meter TF200; Thurlby Thandar (ID = 1662462) Equipment Frequency Meter TF200; Thurlby Thandar (ID = 1662650) Equipment
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Frequency Meter TF200; Thurlby Thandar (ID = 1662462) Equipment
Thurlby Thandar: Frequency Meter TF200 [Equipment] ID = 1662462 900x388
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For model Frequency Meter TF200, Thurlby Thandar Instruments
Country:  Great Britain (UK)
Manufacturer / Brand:  Thurlby Thandar Instruments
alternative name
Thandar Electronics || TTI
Year: 1985 ? Category: Service- or Lab Equipment
Semiconductors (the count is only for transistors) Semiconductors present.
Wave bands - without
Power type and voltage Line / Batteries (any type) / 117; 220; 240 / C: 6 x 1,5 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Model: Frequency Meter TF200 - Thurlby Thandar Instruments
Material Various materials
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 255 x 150 x 50 mm / 10 x 5.9 x 2 inch

Frequency Meter TF200.

Input A: 10Hz to 20MHz. Sensitivity 20mV 10Hz-20Hz, 10mV >20Hz. AGC from 10mV rms to 350mV rms then diode clipping. Impedance 1Mohm in parallel with 25pF.

Input B: 15MHz to over 200MHz. Sensitivity 10mV <100MHz, 30mV >100MHz. 50 ohm impedance.

Readout: Eight digit on LCD display.

Timebase: 4MHz crystal oscillator, stability better than 3ppm 18˚C to 28˚C.

Gate times: 0.01 to 100s in five switched decades.
Time between frequency measurements: 400ms.

Facility for external clock: 1MHz at 2 to 5V peak to peak sine or square wave.
Net weight with 6 alkaline 'C' cells is 1.2kg




Net weight (2.2 lb = 1 kg) 0.8 kg / 1 lb 12.2 oz (1.762 lb)

Model page created by Gwyn Griffiths. See "Data change" for further contributors.

All listed radios etc. from Thurlby Thandar Instruments
Here you find 18 models, 14 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.