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AAPPPPEENNDDIIXX AA
SPECIFICATIONS
Transmission Format: Asynchronous
Data Rate: 0 to 19,200 bps
Surge Protection: 600W power dissipation at 1 mS and response
time of 1.0 pS (Model 1007S only)
Distance: See below
Control Signal: The single Mac control line, Handshake In, turns
on when the modem is connected
Distance: See table below
Transmit Line: 4 wire, unconditioned line (2 twisted pairs)
Transmit Mode: Full duplex, 4-wire
Transmit Level: 0 dBm
Line Connection: RJ-11, RJ-45
Power Supply: None required, uses ultra low power from data and
control signals
Size: 2.0” x 1.7” x 0.8”
Mini Din 8 to RJ-45 Cable
Din 8 RJ-45 Signal
1---------------3 --------------HSKo (Handshake Out)
2---------------2 --------------HSKi (Handshake In)
3---------------6 --------------TD (Transmit Data)
4---------------4 --------------Gnd (Ground)
5---------------5 --------------RD (Receive Data)
6---------------4 --------------TD+
†
(Transmit Data)
7 -------------N/C-------------GPi
8 -------------N/C-------------RD+ (Receive Data)
†
TD+ is connected to ground
3.3 OPERATING THE MODEL 1007
Once the Model 1007 is properly installed, it should operate trans-
parently—as if it were a standard cable connection. Operating power
is derived from the Mac's data and control signals; there is no
“ON/OFF” switch.
19 24 26
19,200 6.2 3.7 1.2
9,600 7.5 4.9 2.5
4,800 8.7 5.6 3.7
2,400 11.8 8.0 4.9
1,200 17.0 11.8 8.0
Distance Table (miles)
Data Rate
Wire Gauge
5 6