DIGITAL TRANSMISSION MEASURING SET

as per SPN - IRS TC: 43/87

DIGITAL TRANSMISSION MEASURING SET

Type 368-C Transmission Measuring Set is designed to fulfil all types of requirement for determination of Signal level, Insertion loss, Transmission loss and Return loss in cable circuits used in line telephony.The instrument operates through a rechargeable battery and is provided with a battery charger. The instrument is housed in sturdy aluminium case ideal for field use. It is provided with a carrying case which houses all the accessories.

TECHNICAL SPECIFICATIONS:

FREQUENCY GENERATOR
Frequency	12 switch-selectable. 200, 400, 800, 1000, 1200, 1600, 1800,2400, 3000, 3500, 4000 & 5000 Hz. Accuracy ±2%.
Output Impedance (Selectable)	470, 600 and 1120 ohm ±2%
Degree of Balance	More than 60 dB.
Distortion	Less than 2%.
Transmission level	+10 dBm. to -50 dBm. in 10 dB steps and +1 to -10dB continuous variable, accuracy + 0.2dB
LEVEL METER
Input impedance (Selectable)	470, 600 and 1120 balanced and 100K unbalanced.
Balance of Input	More than 60 dB
Display	LCD Digital Panel Meter 3½ digits.
Measuring Range	+20 to -60 dBm
Resolution	0.1dB
Accuracy	200Hz -5KHz, ±0.20B
Return Loss Range	0-50dB, accuracy ±2dB
Accuracy	200Hz -5KHz, ±0.20B
Return Loss Range	0-50dB, accuracy ±2dB
Power Source	Rechargeable Ni-MH battery. 230V 50Hz mains operated battery charger.
Dimensions	W 290mm XH 105mm X D 190mm (with feet) approx..
Weight	2.5 KGs approx..