ALAN Electronics Tectalk FM PMR 446, Service Manual

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1. GENERAL
1.1 GENERAL
This equipment, Tectalk(FM) is called 2 way PMR 446 portable handheld radios.
The frequency range is 446.00625 ~ 446.09375MHz, UHF operating
Channels for European PMR 446 2 way portable radios.
Also, this unit have built-in FM Radio which receives FM Broadcast Radio
frequencies in the 87.5 ~ 108MHz band.
1.2 CHARACTERISTIC
a) All active device in this radio is composed of semiconductor and
high density IC.
b) To design this radio in compact and weight approximately 130g
including battery.
C) CPU of this equipment is HD404889 from HITACHI.
d) You can use PMR 446 and FM Radio with this unit at the same time.
e) It's power can operate by use of ALCALINE 4 cell(1.5V AAA) battery
1.3 COMPOSITION
This radio is composed of following.
a) Transmitter(W/Antenna)
b) Belt clip
2. SPECIFICATION
2.1 GENERAL SPECIFICATIONS
a) Frequency Range : 446.00625 to 446.09375 MHz
b) Output Impedance : 50 Ohms (internal) unbalanced
c) Modulation Type : 8K50F3E
d) Communication Mode : Simplex
e) Channel Capacity : 8 channel
f) Channel spacing : 12.5 KHz
g) Power : 6.0V(Alkaline)
h) Battery Life : Alcaline 1000mAh > about 35hours
NI-MH 600mAh > about 22hours
( Tx5%, Rx5%, Stand-by 90% )
i) Operating Temperature : -20°C to +55 °C
j) Dimension : 95.5(H)x 50(W)x 26(D)mm
k) Weight : 130g(with Battery)