Transcom
 
 
Surplus Equipment

Used AM Transmitters

 
Used FM Transmitters
 
 
 
 
 
 
 
 
 

 

Nautel XL60 Specifications

Configuration:

Ten RF Power Modules (Power Modules each comprise

eight broadband RF Amplifiers and four modulators). Dual

exciters (comprising two RF drive circuit boards and RF

drive amplifiers; two modulator drive circuit boards; two

Low Voltage Power Supplies).

Full automatic changeover.

Power Output:c

60,000 watts (Rated)

66,000 watts (Capable)

Six preset power levels continuously adjustable

RF Frequency Range:

531 kHz to 1,710 kHz prefitted to one frequency as

ordered

RF Terminating Impedance:

50 ohms unbalanced, 1 5/8 inch EIA O/P flange

RF Load VSWR:

9,550 peak reflected Watts

(1.5:1 VSWR at rated power, 100% modulation)

Type Of Modulator:

NAUTEL Wideband Interphase Pulse Duration

Modulator

Audio Frequency Response:

+0.2 / -0.8 dB, 30-10,000 Hz, referenced at 1 kHz

Square Wave Overshoot:

1% at 400 Hz (100 ms risetime)

Square Wave Tilt:

0.5% or less at 40 Hz

Audio Harmonic Distortion:

Better than 0.8% (THD) at 95% modulation referenced at

1 kHz, 30-10,000 Hz

Audio Intermodulation Distortion :

1% or less, 60-7,000 Hz 1:1 ratio SMPTE standards at

95% modulation

TIM Test:

0.5% 2.96 kHz/8 kHz, 30 kHz BW, 80% modulation

Incidental Quadrature Modulation :

36 dB or better (40 dB typical) below 95% modulation at

30 Hz – 10,000 Hz

Modulation Capability:

145% positive peak program modulation at rated

(60 kW)

125%positive peak program modulation at capable

(66 kW)

Carrier Shift:

Not exceeding 0.5%

RF Harmonic and Spurious Outputs:

80 dB or more below rated power

Noise and Hum (Unweighted):

65 dB or more below 100% modulation at rated power

Frequency Stability:

+ 5 Hz over temperature range

Audio Input:

600 ohms active balanced, adjustable 0 to +12 dBm

100% modulation

Power Input:

Three Phase, 50 Hz or 60 Hz, to customer specifications

Permissible Power Supply Variation:

Operational + 10% voltage, 47 to 63 Hz

Power Consumption:

50 kW, 0% modulation - 59,524 W

50 kW, 100% modulation - 89,286 W

60 kW, 0% modulation - 71,429 W

60 kW, 100% modulation - 107,143 W

Power Factor:

0.98 typical

Overall Efficiency:

84 % typical

Metering:

Forward/Reflected Power

DC Current/Voltage

Local and Remote Control:

Transmitter ON/OFF

Exciter Selection A, B

Power Level Selection 1, 2, 3, 4, 5, 6

Power Adjust

Alarm Reset

 

Diagnostics:

Front Panel LED

Diagnostic Status Flow Diagram

Remote Monitoring

Forward/Reflected Power, Status of Critical Parameters

Ambient Temperature:

0 C to 50 C, derate 3 per 500 m

(2 per 1,000 ft above sea level)

Humidity Range:

0-95% non-condensing

Altitude:

0 - 4,000 m, (0 - 13,000 ft)

Safety:

Meets IEC215 specifications

Size:

276 cm wide x 122 cm deep x 187cm high,

3.37 m2 floor space

108.5 in. wide x 48 in. deep x 73.5 in. High,

9.22 ft2 floor space

Weight:

1750 kg (3,850 lbs) approximately

DOC (Canada):

Type Approval 276502103

FCC (USA):

Type notified for 50,000 watts

(variable 10,000-66,000 watts). No. B3WXL60

DIGITAL COMPATIBILITY

Audio Frequency Response:

+0.2/-1.5 dB, 30-15,000 Hz referenced at 1 kHz

Audio Harmonic Distortion:

Better than 0.8% (THD) at 95% modulation referenced at

1 kHz, 30-15,000 Hz

Incidental Quadrature Modulation :

35 dB or better, 30-15,000 Hz

Group Delay Variation:

▒3 Ás or better, 200-15,000 Hz

Transmitter Linearity Tests (J3E Mode of Operation)

Intermodulation Product:

-45 dB or better: 4 kHz/5 kHz equal amplitude tones

-45 dB or better: 4 kHz/5 kHz tones, 5 kHz

-1 dB relative to 4 kHz

-60 dB or better: 5 kHz/8 kHz tones, 8 kHz

-30 dB relative to 5 kHz