RF Module ( digital, analog ) for remote read electricity meter, water supply meter and
other application with high quality and competitive price to the worldwide.

1. RF Modeule ( Digital Type)
*** General Description
The UHF FM narrow band half-duplex radio data modem is developed to
enable wireless data communication with over 1000m operation range.
Any desired frequency in 400/800MHz band can be set from an internal CPU.

*** Features
-Low voltage operation 2.9~3.5V
-Ideal for battery operated application
-Long range achieved with an GFSK modem
-Module with 8-bit RISC CPU
-UART interface & error correction coding
-Compact size 40 x 45 x 6mm(W L H)

*** Application
-Remote control system
-Telemetry system
-Wireless alarm and security system
-Keyless entry with acknowledgement
-Home security, automation & networking
-Remote metering for remote read electricity meter, water supply meter
-Environmental control
-Any bi-directional data communication

*** Specifications
-Half duplex Communication
-Complies with EN 300 220, FCC CFR47 part 15 and ARIB STD T-67
-Frequency range 402 MHz - 470 MHz and 804 MHz - 940 MHz
-Sensitivity -120 dBm for 12.5 kHz channel spacing
-Channel Step 12.5KHz Programmable
-RF output power 9.5 +/- 1.0dBm
-Modulation GFSK
-Frequency Deviation 2.4KHz Programmable
-Harmonics < -42dBm
-Frequency stability +/- 2.5ppm -30 ~ 85 degree C
-Data rate 1200bps (Manchester Coding)
-Operating temp. range -30 ~ 85 degree C
-Supply voltage 2.9 ~ 3.5V
 

2. RF Modeule ( Analog Type)
- Frequecy range : 173Mhz, 223Mhz, 447Mhz, 959Mhz
   (transmitter and receiver ,  transceiver : order made)
-  transmitter output : 10mW
- sensitivity : under 1.0uV
- compact size : - transmitter 25x38x3.7mm - receiver : 33x45x7mm

*** Application
-Crane, Robot
-Remote control system
-Telemetry system
-Wireless alarm and security system
-Keyless entry with acknowledgement
-Home security, automation & networking
-Environmental control
-Any bi-directional data communication