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Specifications
46 Apollo SL30 Installation Manual
Stuck mic time-out....................................35-second time-out, reverts to receive
INTERCOM PERFORMANCE
Microphone input......................................Two inputs, standard carbon or dynamic mic with
integrated preamp providing minimum 70 mv rms
into 1000 Ω load
Headphone audio output level ..................280 mW into 100 Ω, 120 mW into 500 Ω
AGC characteristics ..................................output varies < 3 dB with input of 100 mv rms to
1000 mv rms
CONTROL INPUTS
Transmit key .............................................Input pulled low to ground to enable the transmitter
Intercom select..........................................Input pulled low to ground to enable the intercom
function
Flip/Flop....................................................Remote Comm flip/flop input, connect to a
momentary button to ground for remote flip/flop
operation.
ANTENNA REQUIREMENTS
COMM ANTENNA
The Apollo SL30 requires a VHF Comm antenna meeting the following specifications:
• Standard 50 Ω vertically polarized antenna with a VSWR < 2.5:1.
NAV ANTENNA
The Apollo SL30 requires a VHF NAV antenna meeting the following specifications:
• Standard 50 Ω horizontally polarized antenna with a VSWR < 3:1
• Capable of receiving VOR/LOC/GS (Recommend Comant Industries P/N CI 157P)
• 108.00 – 117.95 MHz (VOR/LOC)
• 328.60 – 335.4 MHz (GS)
Note: Multiple NAV antennas may be used with an RF signal splitter/combiner, part number
115-0007, at the radio. Refer to page 16.