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I
P
NTERCOM
ERFORMANCE
Microphone input ..................................... Two inputs, standard carbon or dynamic mic with
Headphone audio output level.................. 280mW into 100W, 120mW into 500W
AGC characteristics.................................. output varies < 3db with input of 100mv rms to
C
I
ONTROL
NPUTS
Simulator select ........................................ Must be connected to ground for normal operation,
Hold select................................................ Waypoint sequencing hold input, connect to
Transmit key (SL60)................................. Input pulled low to ground to enable the transmitter
Intercom select (SL60) ............................. Input pulled low to ground to enable the intercom
Flip/Flop ................................................... Remote comm flip/flop input, connect to a
A
R
NTENNA
EQUIREMENTS
GPS A
NTENNA
The SL50 and SL60 are designed to operate properly with the A-33 GPS antenna. The
SL50/60 supplies 5 volts for the antenna.
C
A
OMM
NTENNA
The Apollo SL60 requires a VHF comm antenna meeting the following specifications.
Standard 50W vertically polarized antenna with a VSWR < 2.5:1.
S
I
ERIAL
NTERFACE
RS-232...................................................... Defined in Appendix E - Serial Interface
R
C
EAR
ONNECTOR
The SL60 includes two rear panel connectors, a 15 pin for the comm interface connections
and a 37 pin for the GPS navigation connections. The SL50 uses only the 37 pin connector.
The pinout for the connectors is listed in the following tables.
Apollo SL50 / SL60 Installation Manual
(SL60
ONLY
integrated preamp providing minimum 70mv rms
into 1000W load
1000mv rms
leave open for built-in simulator operation
momentary button to ground for hold input
operation, should be combined with the OBS/HLD
annunciator
function
momentary button to ground for remote flip/flop
operation.
Specifications
P
INOUT
)
Specifications
33
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