Specifications

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ALTModem "n" Default 0
Mode: Command Host Am
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"n" - 0 - 2. 0 selects the normal port 2 modems, 1 selects the internal
option, (modem 9) and 2 selects the modem disconnect header.
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ALTModem is a command that has is used in the PK-232 to select an internal
modem. It has been retained in the PK-900 for host mode software
compatibility and is used to select the radio port 2 internal modem option.
ALTModem 0 allows normal port 2 modem selection. (See the MODem command.)
ALTModem 1 selects the radio port 2 internal optional modem. A 9600 baud
K9NG/G3RUH compatible, internal modem is available.
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AMtor Immediate Command
Mode: Command Host: AM
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AMTOR is an immediate command that switches Radio Port 1 of your PK-900 into
the AMTOR mode. Your PK-900 is automatically placed in ARQ Standby condition.
Your station is then available for automatic access by and response to any AMTOR
station that sends your SELCALL. The PK-900 can communicate using either the
CCIR 476 (4-character SELCALL) or the CCIR 625 (7-character SELCALL) protocol.
Your monitor will also display any inbound FEC (Mode B) transmissions.
See the MYSELCAL and MYIDENT commands to enter your 4 and 7 character SELCALLs.
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