* Specification :
Transmitter Unit
Frequency Range : PLL 433MHz
Transmitting Range : 80 Meters (open areas)
Hamming Distance : D ≧ 6
Channel Spacing : 25 KHz
Frequency Control : Quartz Crystals (PLL)
Frequency Drift : < 5ppm @ -10℃ ~ 70℃
Frequency Deviation: < 1ppm @ 25℃
Spurious Emission : > 50dBc
Transmitting Power : ~1 mW
Emission : F1D
Antenna Impedance : 50 Ω
Enclosure Rating : IP-66
Source Voltage : 4.2VDC lithium / 1800mA
Current Drain : ~20mA@3.7V
Operating Temperature: -10℃ ~ 70℃
Dimension : 273 mm x 65 mm x 52 mm (12 pushbuttons)
228 mm x 65 mm x 5 2mm (8 pushbuttons)
Weight : Alpha 4008: 530g (with 1800mA lithium battery)
Alpha 4012: 600g (with 1800mA lithium battery)
Receiver Unit
Frequency Range : PLL 433 MHz
Channel Spacing : 25KHz
Hamming Distance : D ≧ 6
Frequency Control : RX module card or synthesizer (PLL)
Frequency Drift : < 5ppm @ -10℃ ~ 70℃
Frequency Deviation : < 1 ppm @ 25℃
Sensitivity : < -125dBm
Antenna Impedance : 50 Ω
Data Decoder Reference: Quartz Crystals (PLL)
Responding Time : 50 ~ 150 ms
Enclosure Rating : IP-66
Source Voltage : 100 ~ 240VAC @ 50/60 Hz.
Power Consumption : MAX 32W@240VAC 50Hz
Operating Temperature: -10℃ ~ +70℃
Output Contact Rating : 250V @ 10A
Dimension : 300 mm x 171 mm x 115 mm
Weight : 4,500g
