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HARRIS HT5  SPECIFICATIONS

 GENERAL

POWER OUTPUT: 1500 to 5000 watts (FCC type-notified range)

FREQUENCY RANGE: 87.5 to 108 MHz in 50 kHz steps.  Tuned to single frequency.

EXCITATION: Harris DIGIT FM Exciter

TYPE OF MODULATION: Direct carrier frequency modulation (DCFM)

MODULATION CAPABILITY: 200 kHz

RF LOAD IMPEDANCE: 50 ohms

RF OUTPUT TERMINATION: 1 5/8" EIA flange, female

PA MATCHING RANGE: 2:1 VSWR, maximum for full output power; automatic power reduction into high VSWR's

RF HARMONIC/SPURIOUS OUTPUT:  Suppression meets or exceeds FCC/DOC/CCIR specifications

AC INPUT POWER: 197-251 VAC, 50/60 Hz, single phase, 2-wire.

POWER CONSUMPTION: 8.9 kW typical at 5 kW RF output (0.90 PF)

AMBIENT TEMPERATURE RANGE: -20 to +50C at sea level; derated 2C/1000 ft altitude

MAXIMUM ALTITUDE: 10,000 ft (60 Hz), 7,500 ft (50 Hz)

MAXIMUM HUMIDITY: To 95% non-condensing

AIR REQUIREMENTS: 400 CFM (60 Hz), 350 CFM (50 Hz); no back pressure

CABINET SIZE: 33'W (84 cm) x 34"D (99 cm) x 72"H (183 cm)

WEIGHT/VOLUME: 1,025 lbs/46.7 cu. ft., domestic packed

 

WIDEBAND COMPOSITE OPERATION (STANDARD)

INPUTS: Two; one balanced, floating and one unbalanced.

INPUT IMPEDANCE: 2000 ohms resistive.

INPUT CONNECTORS: Female BNC (rear panel).

INPUT LEVEL: 1.0 volt RMS nominal for  75 kHz deviation.

AMPLITUDE RESPONSE: 0.1 dB, 30 Hz to 53 kHz; -0.2 dB at 100 kHz.

FM SIGNAL TO NOISE: 80 dB below 100% modulation (reference 400 Hz at 75 kHz deviation with 75 microsecond de-emphasis, 20 Hz to 200 kHz bandwidth).

HARMONIC DISTORTION: 0.08%

INTERMODULATION DISTORTION: 0.02% (60 Hz/7 kHz 1:1 tone pair).

CCIF INTERMODULATION DISTORTION: All distortion products below 80 dB (reference 14 kHz/15 kHz test tone pair).

ASYNCHRONOUS AM SIGNAL TO NOISE: 55 dB below equivalent 100% amplitude modulation

SYNCHRONOUS AM SIGNAL TO NOISE: 50 dB below equivalent 100% amplitude modulation of output carrier with 75 microsecond de-emphasis (FM modulation 75 kHz @ 400 Hz).

PHASE RESPONSE: +0.5/-1.0 degrees from linear phase, 20 Hz to 53 kHz.

TRANSIENT INTERMODULATION DISTORTION: 0.05%, 2.96 kHz square wave/14 kHz sine wave modulation.

TEST INPUT (FRONT PANEL: Nominal 1.0 volt for 75 kHz deviation at 400 Hz (10,000 ohm input impedance, BNC female connector)

TEST OUTPUT (FRONT PANEL): Nominal 1.0 volt for  75 kHz deviation at 400 Hz (200 ohm source impedance, BNC female connector)

MONAURAL OPERATION (STANDARD)

AUDIO INPUT IMPEDANCE: 600 ohms, balanced, resistive, transforrnerless.

AUDIO INPUT LEVEL: +10 dBm, 1 dB for 75 kHz deviation at 400 Hz.

AUDIO FREQUENCY RESPONSE: Standard 75 microsecond FCC pre-emphasis curve 0.5 dB, 30 Hz-15 kHz.  Selectable: flat, 25, 50 or 75 microsecond pre-emphasis.

HARMONIC DISTORTION: 0.08%, 30 Hz to 15 kHz, de-emphasized. INTERMODULATION DISTORTION: 0.04%, 60 Hz/7 kHz test tone pair, 4:1 ratio.

CCIF INTERMODULATION DISTORTION: All distortion products down 70 dB (reference 14 kHz/15 kHz test tone pair).

TRANSIENT INTERMODULATION DISTORTION: 0.05%, 2.96 kHz square wave/14 kHz sine wave modulation

FM SIGNAL TO NOISE RATIO: At least 80 dB below 100% modulation (reference  400 Hz @75 kHz deviation, measured 20 Hz to 200 kHz bandwidth, 75 microsecond de-emphasis).

SCA INPUTS (STANDARD)

EXTERNAL SCA GENERATOR INPUTS: Two

INPUT CONNECTORS: BNC female (rear panel).

INPUT IMPEDANCE: 10,000 ohms, unbalanced.

INPUT LEVEL: 0.1V (nominal) for 10% injection.

RANGE OF SUBCARRIER FREQUENCIES: 57 kHz to 92 kHz (25 kHz to 92 kHz in monaural operation).

AMPLITUDE RESPONSE:  +0.1 dB, -0.2 dB; 20 kHz to 100 kHz.