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MAJOR
FEATURES
- No licence fee, cost free operation
- 0.5 Watt, Up to 3Km Range (Outdoors)
- Cost Free Operation
- No license fee or airtime charges, just
drop in 3 batteries (or Ni-Cd battery,
Ni-Mh battery pack) and talk.
- Internal Voice Operated Transmission
(VOX)
- With the use of an appropriate headset,
you can speak and listen to a radio conversation
without having to use your hands.
- 38 CTCSS . Channel / CTCSS Scan
- The radio will scan all channels when
using normal channel and memory channels
only when using memory channel.
- Voice Compression and Expansion
Crisp, Clear and strong audio quality
in virtually any noisy environment. Low
Level expansion allows further improvements
in audio quality by reducing noise usually
heard during pauses in conversation.
- Roger Tone
Release PTT when the conversation is over
and the receiver will hear the roger tone.
- Time-Out Timer(TOT)
Limits the amount of time a user an continuously
transmit on a channel. This allows for
more efficient use of the channel.
- 5 Different Call Tones
The user can choose from the distinct
call tones.
- Communication Range Alarm
Range The radio beeps when the users are
almost out of the communication range.
- Large, Backlighted LCD Display
The large , backlighted LCD display provides
quick recognition of operation & battery
status and present settings with alphanumeric
and icon characters.
For enhanced nighttime viewing, pressing
the backlight key illuminates the LCD
display, and if no other keys are operated,
backlights shuts off automatically.
- Stylish and Colourful, Lightweight and
Wearable
Stylishly moulded in high-impact polycarbonate
in a choice of three colors Black, Blue
and Orange. The TC1688 fits in the palm
of your hand and come with an easy release
belt clip.
- Battery Save, Low Battery Energy Alert
The radio will enable battery save feature
in standby mode. Pressing any key or receiving
a signal will restore the radio to normal
operation. For extra convenience , the
low battery indicator warns the user to
recharge soon or get a fresh battery.
- Clock and Alarm Clock
The radio can be set with clock display
and alarm clock.
- Selectable Battery Type, Longer Battery
Life
3 " AA" Alkaline Batteries ,
Ni-Cd battery , Ni-Mh battery are available
which assure you the longer battery life
tailored your need.
- Keypad Lock
Keep friends and family on the same channel
in touch wherever you are.
APPLICATION
- Hotel & Restaurant
- Supermarket & Warehouse
- Entertainment Spot
- Tourism & Service Line
- Retail & Wholesale Industry
- Agriculture & Farming Industry
- Minitype Construction Site
- Residence Safeguard Management
SETTABLE
FREQUENCY
The frequency of TC 1688 can be set per
user's need.
OPTIONAL
ACCESSORIES
 |
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Drop-in Charger
HC 1688 |
Earpiece
258V-S-P / 258V-S-N |
Leather carry case
PT-19 |
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Battery
TB-61(AA Ni-Cd 800mAh) |
Hand Strap
(Black, Yellow, Blue) |
SPECIFICATIONS
| General |
Frequency
range
|
464.1250 ---- 464.9750
Mhz |
| Channel |
38 ch |
Antenna impedance
|
50 ohm |
Microphone
impedance
|
2 k ohm |
Operate voltage
|
3.6V DC |
Frequency
stability
|
<= 5PPM |
| Transmitter |
| Carrier error |
<= 5PPM |
| Carrier power
output |
<= 0.5W |
| Channel Spacing |
12.5KHz / 25KHz |
| Modulation
distortion |
<=10% |
| Modulation
limiting |
=2.5KHz / 5KHz |
| Receiver |
| Reference
sensitivity |
<= 0.25µV |
| Squelch open
sensitivity |
<= 0.3µV |
| Audio power |
>=250 mW |
| Audio distortion |
<= 10% |
| S/N |
>= 40dB |
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