Vertex FTL-1011 - Rear Panel Connectors; 13.6 VDC Cable Pigtail w;Connector; Antenna Socket

Vertex FTL-1011, FTL-2011 6 FTL-7011 Opevati/?g Mnnual
REAR (Heatsink)
@ 13.6VDC Cable Pigtail wlconnector
The supplied DC power cable must be connected to .this 2-pin
connector. Use only the supplied fused cable, extended if neces-
sary, for power connection.
@ Antenna Socket
The 50-ohm coaxial feedline to the antenna must be connected here
using a type-M (PL-259) plug.
@ EXT SP (External Speaker)
External loudspeakers may be connected to this 2-contact, 3.5-mm
mini-phone jack.