Eartec SLT2400 User manual

Features
lHands-Free Full Duplex 2-Way Radio
lState-of-the-Art 2.4GHz Technology
lNo License needed and Maintenance Free
lCrystal Clarity, up to Half Mile Away
lEasy to Operate, User Friendly Personal
Communicator
Operation
1. Antenna
2. Battery Low / Charge Indicator
3. Channel and Status Indicator
Standby Mode = Red
Talk Mode = Green
Communication Mode =Amber
4. Talk Button
5. Headset Socket
6. Belt Clip
7. ON/OFF –Volume Control Knob
8. Charger Socket
9. Channel Dip Switch (Inside Battery
Compartment)
How to Operate
a) Plug Headset Jack into “Headset socket”
b) Turn the Volume “ON”
c) Set both units on the same channel
d) Press Talk button to communicate
e) The microphone built-in Headset must close to
mouth as much as possible to obtain better effect
How to Charge Battery
a) Turn Walk Phone “OFF”
b) Plug Charge Jack into “Charger socket”
c) Plug Charger Adapter into an AC Outlet
d) The battery charger is Fast charge system; the
walk phone will not be damaged, even left it on
the charger for more than 6 hours, but don’t
charge longer than 12 hours. A fully charged
battery is capable of operate (transmitting and
receiving) continually up to 4.5 hours, working
in and out from a standby mode will last for 8
hours.

CHANNEL COMBINATOIN Table (I)
DIP SW Channel DIP SW Channel
CH1 CH11
CH2 CH12
CH3 CH13
CH4 CH14
CH5 CH15
CH6 CH16
CH7 CH17
CH8 CH18
CH9 CH19
CH10 CH20

CHANNEL COMBINATOIN Table (II)
DIP SW Channel DIP SW Channel
CH21 CH31
CH22 CH32
CH23 CH33
CH24 CH34
CH25 CH35
CH26 CH36
CH27 CH37
CH28 CH38
CH29 CH39
CH30 CH40

Channel –Frequency Table
Master Unit Remote Unit
Frequency (MHz) Frequency (MHz)
CH TX RX TX RX
1 2457.5714 MHz 2400.9685 MHz 2400.9685 MHz 2457.5714 MHz
2 2457.6784 MHz 2401.0755 MHz 2401.0755 MHz 2457.6784 MHz
3 2457.7854 MHz 2401.1825 MHz 2401.1825 MHz 2457.7854 MHz
4 2457.8924 MHz 2401.2895 MHz 2401.2895 MHz 2457.8924 MHz
5 2457.9994 MHz 2401.3965 MHz 2401.3965 MHz 2457.9994 MHz
6 2458.1064 MHz 2401.5035 MHz 2401.5035 MHz 2458.1064 MHz
7 2458.2134 MHz 2401.6105 MHz 2401.6105 MHz 2458.2134 MHz
8 2458.3204 MHz2401.7175 MHz 2401.7175 MHz 2458.3204 MHz
9 2458.4274 MHz 2401.8245 MHz 2401.8245 MHz 2458.4274 MHz
10 2458.5344 MHz 2401.9315 MHz 2401.9315 MHz 2458.5344 MHz
11 2458.6414 MHz 2402.0385 MHz 2402.0385 MHz 2458.6414 MHz
12 2458.7484 MHz 2402.1455 MHz 2402.1455 MHz 2458.7484 MHz
13 2458.8554 MHz 2402.2525 MHz 2402.2525 MHz 2458.8554 MHz
14 2458.9624 MHz 2402.3595 MHz 2402.3595 MHz 2458.9624 MHz
15 2459.0694 MHz 2402.4665 MHz 2402.4665 MHz 2459.0694 MHz
16 2459.1764 MHz 2402.5735 MHz 2402.5735 MHz 2459.1764 MHz
17 2459.2834 MHz2402.6805 MHz 2402.6805 MHz 2459.2834 MHz
18 2459.3904 MHz 2402.7875 MHz 2402.7875 MHz 2459.3904 MHz
19 2459.4974 MHz 2402.8945 MHz 2402.8945 MHz 2459.4974 MHz
20 2459.6044 MHz 2403.0015 MHz 2403.0015 MHz 2459.6044 MHz
21 2459.7114 MHz 2403.1085 MHz 2403.1085 MHz 2459.7114 MHz
22 2459.8184 MHz 2403.2155 MHz 2403.2155 MHz 2459.8184 MHz
23 2459.9254 MHz 2403.3225 MHz 2403.3225 MHz 2459.9254 MHz
24 2460.0324 MHz 2403.4295 MHz 2403.4295 MHz 2460.0324 MHz
25 2460.1394 MHz 2403.5365 MHz 2403.5365 MHz 2460.1394 MHz
26 2460.2464 MHz 2403.6435 MHz 2403.6435 MHz 2460.2464 MHz
27 2460.3534 MHz 2403.7505 MHz 2403.7505 MHz 2460.3534 MHz
28 2460.4604 MHz 2403.8575 MHz 2403.8575 MHz 2460.4604 MHz
29 2460.5674 MHz 2403.9645 MHz 2403.9645 MHz 2460.5674 MHz
30 2460.6744 MHz 2404.0715 MHz 2404.0715 MHz 2460.6744 MHz
31 2460.7814 MHz 2404.1785 MHz 2404.1785 MHz 2460.7814 MHz
32 2460.8884 MHz 2404.2855 MHz 2404.2855 MHz 2460.8884 MHz
33 2460.9954 MHz 2404.3925 MHz 2404.3925 MHz 2460.9954 MHz
34 2461.1024 MHz 2404.4995 MHz 2404.4995 MHz 2461.1024 MHz
35 2461.2094 MHz 2404.6065 MHz 2404.6065 MHz 2461.2094 MHz
36 2461.3164 MHz 2404.7135 MHz 2404.7135 MHz 2461.3164 MHz
37 2461.4234 MHz 2404.8205 MHz 2404.8205 MHz 2461.4234 MHz
38 2461.5304 MHz 2404.9275 MHz 2404.9275 MHz 2461.5304 MHz
39 2461.6374 MHz 2405.0345 MHz 2405.0345 MHz 2461.6374 MHz
40 2461.7444 MHz 2405.1415 MHz 2405.1415 MHz 2461.7444 MHz

Specifications
GENERAL
Dimensions
Weight
Modulation Frequency Modulation
Tuning PLL Frequency Synthesizer
Power 4.8 Volt Ni-MH Rechargeable Battery, 700mAH
Battery Life Standby (70mA) ~10 hours; Communication (150mA) ~5 hours
Charging Time 150mA/hours fast; 6 hours for full charge
TRANSMITTER
Output 50mV/m (FCC Part 15)
Deviation 30KHz/±10KHz
Modular Distortion <5%
Spurious Radiation >50 dBC
RECEIVER
Sensitivity <-100dBm @12dB SINAD
IF Bandwidth 180KHz
Image Rejection >60 dB
Operating Temp -10 to +40?
Switches Off/ Volume; Channel Selection; Full/Standby
Antenna internal