GE Mastr II Maintenance Manual

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MASTRO

MAINTENANCE MANUAL

25·50 MHz, 50-WATT STATION TRANSMITTER

EXCITER

ASSEMBLY

PA

ASSEMBLY

SPECIFICATIONS

*

FCC Filing Designation

Frequency Range

Power Output

Crystal Multiplication Factor

Frequency Stability

5C-ICOM with EC !COM

EC-ICOM or 5C-ICOM

2C-ICOM

Spurious and Harmonic Emission

Modulation

Audio Frequency Characteristics

Distortion

Deviation Symmetry

Maximum Frequency Spread:

(2 to 4 channels)

25-30 MHz

30-36 MHz

36-42 MHz

42-50 MHz

Full

KT-56-A, C

KT-57-A, C

Extended local control; Intermittent Duty

Extended local/DC

&

Tone Remote

KT-58-A, C

DC Remote/Tone Remote; Intermittent Duty

All controls; Continuous Duty

25-50 MHz

50 Watts (Adjustable from 15 to 50 Watts)

3

±0.0005% (-30°C to +60°C)

±0.0002% (

0°C to +55°C)

±0.0002% (-30°C to +u0°C)

At least 85 dB below full rated

power output

Adjustable from 0 to ±5 kHz swing with instantaneous

modulation limiting.

Within +l dB to -3 dB of a 6-dB/octave pre-emphasis

from 300 to 3000Hz per EIA standards.

Post limiter

filter per FCC and EIA.

Less than 2% (1000 Hz)

Less than 3% (300 to 3000 Hz)

0.5 kHz maximum

Specifications

l dB Degradation

0.16 MHz

0.32 MHz

0.20 MHz

0.40 MHz

0.24 MHz

0.47 MHz

0.28 MHZ

0.54 MHz

Duty Cycle

EIA 20% Intermittent (KT-56-A, C

&

KT-57-A, C)

Continuous

(KT-58-A, C)

RF Output Impedance

5o

ohms

d'lese specifications ore intended primarily for the use of the serviceman. Refer to the appropriate Specification Sheet for the complete specifications.

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