ELECRAFT K 2 Owner's Manual page 129

K2 Manual 1/24/99 V.XC ©1999 Elecraft
Internal 12V Battery: The internal battery is a 12V, 3A-hour gel cell that
ATU and/or host adapter is present. Recharging requires an external 13.8-
14.0V regulated power supply.
aluminum battery bracket; gold-plated connectors; ultra-low-drop reverse-
polarity protection diode; and a heavy-duty 10A on/off switch that is
Note: If you install the PA (Power Amp) option, you cannot install the
Power Amp (PA): A complete description of the PA module will appear in
Note: If you have installed the ATU, Antenna Switch, or internal battery
160M/RX ANT Switch: The 160 meter module kit includes: (1) low-pass
switch (DPDT relay); (3) receive antenna jack (BNC); and (4) VCO and
band-pass filter components for 160 meters. The receive antenna switch can
operators frequently use a low-noise receiving antenna such as a Beverage.
Audio Filter:
the next revision of the manual.
Transverter Interface:
transverter (internal or external) that requires a 0dBm input signal on
transmit. (Some transverters use a higher-power input signal, and can
Six Meter Transverter: A complete description of the 6m transverter option
under consideration.