Midland 248 User Manual

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ENGLISH
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FUNCTION AND LOCATION OF THE CONTROLS
1. Channel selector
2. Microphone jack: Insert the mic connector into this jack.
3. Multifunction backlighted display.
A. Channel selected number
B. The received signal strength and the power of the transmitting signal
C. AM/FM mode
D. RX/TX: TX=transmit mode; RX=receive mode
E. SCAN mode
F. EMG mode
G. M1-M2-M3-M4: preset memory channels
H. DW: Dual Watch activated
I. Frequency band selected.
J. LOW: displayed when the radio transmits in low power (this mode is possible
with some frequency bands only – see the frequency band chart).
K. LOCK: microphone (UP/DOWN buttons) lock enabled.
4. “ON/OFF Volume” Control: in ‘’off’’ position your transceiver is OFF. Turn this con-
1
3 12
6 7542
Q.UP
M1 M2 M3
M4 DW
EMG
SCAN
Q.DOWN
15 16
10 13 11 14 8
17
9

Midland 248 Specifications

Operating Environment

frequency range	26.565 - 27.99125 MHz
duty cycle	TX 5% - RX 5% - Stand-by 90%
operating temperature range	-10°/+55° C

Power

dc input voltage	12.6VDC ±10%
current drain at stand-by	250mA
current drain max	2500 mA

Receiver

sensitivity fm mode	0.5µV for 20 dB SINAD
audio output power	2.0 W @ 8 Ohm
audio distortion	less than 8% @ 1 KHz

Transmitter

output power	4W max
modulation am	from 85% to 95%
modulation fm	1, 8 KHz ± 0, 2 KHz

Weight and Dimensions

size	180 (L)x50 (H)x150 (P) mm
weight	1kg