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WARNING: Disconnect primary power prior to servicing
Harris Micromax FM Exciter System Overview REV1 01/12/2007
TABLE 1-1
Technical Specifications
Panel size 483 mm (19”) x 44 mm (1.75”) (1U)
Depth 286 mm (11.25”)
Weight 6 Kg (13.2 lbs)
Operating Temperature -10 °C ÷ 50 °C
Electrical specifications
General
RF output power 0 to 30 Watts, adjustable
RF output connector "N"-type
RF output impedance 50 Ohm
Frequency range 87.5 MHz ÷ 108 MHz
Frequency setting Direct software programming
Frequency stability ±1ppm from -10°C to 50°C
Modulation type Direct carrier modulation
Spurious and Harmonics suppression Meets or exceeds FCC and CCIR
standards (typical -75 dBc)
Modulation capability Meets or exceeds FCC and CCIR
standards (typical 240khz MPX/
Composite/mono, 210 KHz Stereo)
Asyncronous residual AM < -60 dB wrt. 100% peak AM
Syncronous residual AM < -50 dB wrt. 100% peak AM, with
75 kHz deviation @ 400Hz
A/C power supply ≅ 80 V ÷ 260 V, full-range
D/C power supply 28 V
Power consumption 120 Watts
Input
Left, right, AES/EBU and mono Input Type: XLR female
balanced or unbalanced
Composite (MPX) input Type: BNC, unbalanced
Input impedance balanced input: 600 or 10 k Ohm
selectable, unbalanced input: 50 or
10 k Ohm selectable
Input level -13 dBm ÷ +13 dBm, continuosly
adjustable
Preemphasis Selectable: 0
50 us (CCIR)
75 us (FCC)
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