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3 GETTING ACQUAINTED
!8 MONI control
When using the Transmit Monitor function, adjusts the
volume level of the monitored transmit audio. Also
adjusts the volume of the CW sidetone. Turning the
control clockwise increases the volume {pages 30, 46}.
!9 MIC connector
Connect a compatible microphone, then snugly screw
down the connector locking ring {page 4}.
@0 CAR control
In CW, FSK, or AM mode, adjusts the carrier level
{pages 23, 30, 40, 41}. When using the Speech
Processor in SSB mode, adjusts the processor output
{page 46}. Turning the control clockwise increases the
carrier level or the processor output.
@1 DELAY control
When using the VOX function or the CW Break-in
function, adjusts the time period that the transceiver
waits before changing from the transmit mode back to
the receive mode. Turning the control clockwise
increases the delay {pages 31, 45}.
@2 MIC gain control
In SSB or AM mode, adjusts the level of microphone
gain. Turning the control clockwise increases the gain
{pages 23, 29, 40}.
@3 PWR control
Adjusts the transmit output power in all modes. Turning
the control clockwise increases the output power
{page 23}.
@4 QUICK MEMO M.IN button
Press to write data into Quick memory {page 59}.
@5 QUICK MEMO MR button
Press to recall data from Quick memory {page 59}.
!4 Multi-purpose keypad
Consists of 10 buttons that are used for inputting
numeric data. Also used for other functions:
• [M.IN]: Writes data into memory channels
{page 54}, selects Memory Scroll mode {page 56},
and adds items to the Quick Menu {page 24}.
• [M>VFO]: Transfers data from a memory channel
to a VFO {page 56}.
• [SCAN]: Starts and stops Scan functions
{page 60}.
• [CH 1], [CH 2], [CH 3], [CH 4]: Selects functions
associated with the internal electronic keyer
{page 32} and the DRU-3 Digital Recording Unit
{page 67}.
• [REC]: Selects the record mode for the DRU-3
Digital Recording Unit {page 67}.
• [F.LOCK]: Controls the Frequency Lock function
{page 64}.
• [CLR]: Used to exit from, abort, or reset various
functions. Also used for erasing memory channels
{page 57} or locking out {page 62} memory channels
from the scan list.
!5 AGC control
Turn to adjust the AGC time constant after selecting the
manual AGC mode {page 44}.
!6 KEY SPEED control
In CW mode, turn clockwise to increase the internal
electronic keyer speed and counterclockwise to
decrease the speed {page 32}.
!7 PROC control
When using the Speech Processor in SSB or AM mode,
adjusts the compression level. Turning the control
clockwise increases compression {pages 23, 46}.
50
49
38
27
16
RX TX
OFF
CAR DELAY
AGC KEY SPEED
METER PROC MONI
0
2
46
8
100
2
46
8
10
AUTO
NOTCH
BEAT
CANCEL
N.R. TX EQ.
LO/WIDTH FILTER HI/SHIFT
MIC
ATT
ANT DOWN UP
VOX FULL/SEMI
AT TUNE
SEND
THRU/AUTO
AIP
PHONES
PROC MONI
MIC PWR
AF RF
NB SQL
M.IN
REC F.LOCK
CH 4 CLR
CH 3 SCAN
CH 2 M>VFO
CH 1 M.IN
ENTER TF-SET
MODE
LSB
/USB
FSK
/— R
CW/— R
FM/AM
FINE
1MHz DOWN UP
A=B MENU
RIT
RIT/XIT
M.CH/VFO.CH
XIT CLEAR NB
A
B
M.CH
QUICK MEMO
MR
SLOW FAST
0
2
46
8
10
0
2
46
8
10
0
2
46
8
10
DIGITAL SIGNAL PROCESSOR
HF TRANSCEIVER TS-870
ON AIR AT TUNE
!4
!5
!6
!7
!8
!9
@0
@1
@2 @3 @4 @5