beautypg.com

Kenwood TM-451A User Manual

Page 120

Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".

background image

Reverse

A function that switches the transmit and receive
frequencies.

Scan

The general term for several functions that allow a series
of frequencies or memories to be monitored sequentially
and automatically without intervention by the operator.

Simplex channel

Refers to a communications channel where the receive

and transmit frequencies are equal.

S-meter Squelch

A squelch method where the operator selects the

minimum S-meter signal strength a received signal must
have before it will be heard.

Split channel

Refers to a communications channel where the receive

and transmit frequencies are not equal.

Squelch

A function that automatically mutes a receiver’s speaker
output when no receive signal is present.

Squelch Hang Time

The time that the squelch remains open after a carrier
drops out.

Squelch threshold level

The receive level at which a receiver’s speaker output is
muted. This level is usually adjustable, either manually
or automatically by the transceiver microcomputer.

Standard offset

Refers to a transmit frequency offset used to access
repeaters that is equal to the amount and direction
stipulated by existing band plans for a particular region.
See "Transmit offset".

Station Page code

When using Page, each station must be assigned a
unique code that no other station uses. This is your

Station code. Only the squelch of the targeted station
will open when a transmission with this Station code is
made. See "Group code".

Subaudible Tone

A low-frequency non-audible signal superimposed by a
transmitter on a transmitted signal for the purpose of

accessing some types of repeaters.

113

This manual is related to the following products: