Operating Instructions

14
Portable diversity tuner (URX-P40)
a Antenna
b PHONE
S (monitor) connector (3.5-mm
diameter, stereo mini jack)
Connect to headphones to monitor the audio output.
Do not connect headphones with a monaural mini jack.
Th
is may short-circuit the headphone outputs, resulting in
distorted sound output.
c POW
ER indicator
Displays the battery level.
d R
F (radio frequency input) indicator
Displays the RF input level using the following colors.
On (green): I
nput level is 25 dBµ or more.
On (red):
Input level is 15 dBµ to 25 dBµ.
Off: I
nput level is 15 dBµ or lower.
*0 dBµ = 1 µV
EMF
e + or – button
Selects functions or values shown on the display.
f N-Ma
rk
Sends the set frequency and compander mode to the
tr
ansmitter. It also detects the tuner about the frequency
and compander mode set on the transmitter.
g B
attery compartment
Accepts two AA batteries (alkaline, nickel metal hydride,
o
r lithium dry cell batteries).
For details on how to insert batteries, see “Power
Supply” (page 18).
h D
isplay section
A Aud
io input level meter
Displays the audio input level.
Front
Bottom
Rear
Note
Indicator display Status
On (green) Sufficient battery level
Flashing (green) Battery is getting low
Off Supply OFF