Memorex Two Way Radio MK1700A User Manual

MK 1700A  
14 CHANNEL FAMILYRADIO SYSTEM  
CALL  
ENTER  
MENU  
MIC  
BEFORE OPERATING THIS PRODUCT  
PLEASE READ THESE INSTRUCTIONS  
COMPLETELY  
 
FCC WARNINGS  
This device complies with part 15 of the FCC rules, operation is  
subject to the condition that this device does not cause harmful  
interference.  
Features  
No Air Time Fees and No License Required  
Up to 2 miles range  
14 Channel  
Build-in VOX Function(Optional)  
Muti-function LED Display  
Talk Confirmation Tone and Call / Ring Button  
Auto Battery Saver and Auto Squelch  
Monitor and Key Lock Button  
External Power (DC 6V) and External Microphone Speaker Jacks  
Detachable Belt Clip  
PRECAUTIONS  
Do not modify or attempt to adjust the transceiver for any reason.  
Avoid extremes in exposure to water, heat, and cold. This  
transceiver is weather resistant but not waterproof.  
Do not expose the transceiver to long period of direct sunlight,  
nor place the transceiver close to heating appliances.  
Do not place the transceiver in excessively dusty areas, humid  
areas, wet areas, nor on unstable surfaces.  
If an abnormal or smoke is detected coming from the trans-  
ceiver, immediately switch OFF the power and remove the bat-  
teries from the transceiver. Contact your dealer.  
UNPACKING  
Carefully unpack the transceiver. We recommend that you iden-  
tify the items listed below before discarding the packing material.  
Transceiver ..........................1  
Belt Clip ..............................1  
Instruction Manual ...............1  
1
 
Controls and Indicators  
1. Earphone/Microphone jack  
2. Transmission/Reception indicator  
3. PTT button  
4. MONITOR button  
5. ENTER/LOCK button  
6. UP/DOWN buttons  
7. Microphone  
1
8. POWER button  
9. MENU button  
10. CALL button  
11. Power Saver mode  
indicator  
2
3
13  
12  
11  
10  
9
12. LED display  
13. Ext. Power IN  
CALL  
ENTER  
MENU  
4
5
6
7
MIC  
8
Display and Indicators  
LED display - indicates Channel numbers, Volume level, Lock,  
Beep, Low Battery Level, etc.  
Transmission and Receiption indicator - When transmitting,  
the indicator stays on. The indicator flashes when receiving a  
singal.  
Power Saver Mode indicator - flashes in Power Saver Mode.  
2
 
Operation  
Install Batteries  
1. Pull lock tab down and lift door up (towards you) to remove  
battery cover.  
2. Insert four  
batteries. Position batteries according to  
polarity markings.  
Note : When batteries are low or need charging the BATTERY  
LOW Lwill blink. Replace all batteries with new alka-  
line batteries.  
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To Turn On The Unit or To Turn Off The Unit  
Press the POWER switch for more than 1 second.  
Auto Battery Power Saver  
The unit has a special circuit designed to extend battery life. If  
there are no transmissions within 5 seconds, the unit will auto-  
matically switch to battery save mode. The Power Saver Mode  
LED(Green) will flash.  
Low Battery Indicator  
When battery level becomes low, Lappears on the LED dis-  
play and flashes. Replace all four batteries with new ones.  
To Transmit  
Simply talk to the built-in microphone as VOX (Voice Activated  
Transmission) turns into transmission mode automatically, or  
press the PTT(Push-To-Talk) button.  
To Adjust VOLUME control  
Press momentarily UP button to increase or DOWN button to  
decrease volume.  
The higher number, the higher volume level.  
To Select Channel  
1. Press the MENU button. The LED display indicates a flashing  
number.  
2. Press the UP or DOWN button to set a desired channel from 1  
to 14.  
3. Press the MENU button to continue other settings.(Beep On or Off).  
To complete setting, press the ENTER button.  
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Automatic Channel Scan  
Press and hold the UP or DOWN button to search signals.  
When the unit catches a strong signal , scan will stop for 5 sec-  
onds.  
If you want to stop at that channel, press the PTT or ENTER but-  
ton.  
To Send Call Tone  
Call tone sounds like a telephone ring, and is convenient for  
quickly identify yourself to another party. Persons whom you call  
will instantly recognize you because of your call tone.  
Press the CALL button to send Call Tone. Cappears on the  
LED display and flashes.  
To Lock Control Keys (UP/DOWN, MENU keys)  
Press and hold the ENTER button for 2 seconds. Lwill appear  
on the display.  
To Turn On or Off Beep  
To turn on Beep  
1. Press the MENU button twice. The LED display indicates as  
shown at right.  
or  
2. Press the UP or DOWN button to select below.  
Beep On  
Beep Off  
3. Press the ENTER button.  
5
 
To Turn On or Off VOX with the built-in micro-  
phone  
This feature enables you to disable the built-in microphone in  
VOX when you use the unit under noisy environment.  
1. To disable the built-in microphone, press the MENU and EN-  
TER buttons simultaneously. The LED display indicates as  
shown below.  
Disable the built-in microphone  
2. To turn on the built-in microphone, press the MENU and EN-  
TER buttons simultaneously again. The LED display indicates  
as shown below.  
The built-in microphone is turned on.  
6
 
Frequency Range  
The FRS 80 unit represents one of the most advanced FM two-  
way radios used.  
FRS Channel Channel Frequency In MHz  
1
2
3
4
5
6
7
8
462.5625  
462.5875  
462.6125  
462.6375  
462.6625  
462.6875  
462.7125  
467.5625  
467.5875  
467.6125  
467.6375  
467.6625  
467.6875  
467.7125  
9
10  
11  
12  
13  
14  
7
 
General Specifications  
A. Frequency  
CH = 14 Channels within 462 -467 MHz.  
B. Receiver  
1. Sensitivity  
For 12 dB signal  
0.25 µV  
300 mW  
40 dB  
2. Max. audio output @ 10% THD  
3. Max. S/N ratio @ 1mV RF input  
4. Squelch Sens  
0.2 µV  
5. Audio frequency resp.  
@ 300 Hz  
± 10 dB  
± 10 dB  
± 5 kHz  
55 dB  
55 dB  
55 dB  
@ 3000 Hz  
6. Signal displacement BW  
7. Adjacent CH. rejection  
8. Intermodulation rejection  
9. Spurious response rejection  
C. Transmitter  
1. Effective radiated power  
2. Carrier freq. stability  
3. Modulation limiting  
4. Carrier attack time  
5. Audio frequency response  
@ 300 Hz  
@ 3000 Hz  
6. Audio distortion  
7. Hum and Noise  
500 mW  
500 Hz  
2.5 kHz  
80 mS  
± 10 dB  
± 10 dB  
3 %  
40 dB  
D. Power Supply  
1. Battery life ( 1 : 1 : 8 Ratio )  
30 Hr  
2. Battery, AAA x 4  
4.8 - 6.0 V  
8
 

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