|  | 
         
          | Designed 
            with Safety in Mind |   
          | 
               
                | Designed 
                  with Safety in Mind |   
                | Alpha 
                  3000 Series Specifications |   
                | 
                     
                      | Transmitter |   
                      | Frequency 
                        Range | 301 
                        & 433MHz |   
                      | Transmitting 
                        Range | 300 
                        feet* |   
                      | Hamming 
                        Distance |  6 |   
                      | Channel 
                        Spacing | 25 
                        KHz |   
                      | Frequency 
                        Control | Quartz 
                        Crystals |   
                      | Spurious 
                        Emission | -50 
                        dB |   
                      | Transmitting 
                        Power | 0.3 
                        mW |   
                      | Antenna 
                        Impedance | 50 
                        ohms |   
                      | Enclosure | IP-66 |   
                      | Sorce 
                        Voltage | DC 
                        6.0V |   
                      | Current 
                        Drain | ~8mA 
                        @ 6V |   
                      | Operating 
                        Temp. | -13æ 
                        F ~ 158æ F |   
                      | Dimension: 
                        Alpha 3000F | 9.05 
                        x 3.05 x 1.3 (in) |   
                      | Alpha 
                          3000D | 11.4 
                        x 3.05 x 1.3 (in) |   
                      | Weight: 
                        Alpha 3000F | 21 
                        oz (include batteries) |   
                      |  
                          Alpha 3000D | 25 
                        oz (include batteries) |  
 
                     
                      | Receiver 
                          Unit  |   
                      | Frequency 
                        Range | 301 
                        & 433MHz |   
                      | Demodulation | Narrow 
                        Band FM |   
                      | Frequency 
                        Control | Synthesizer 
                        (PLL) |   
                      | frequency 
                        Drift | < 
                        5ppm @ -13æ F ~ 158æ F |   
                      | Frequency 
                        Deviation | < 
                        1ppm @ 77æ F |   
                      | Sensitivity | -122 
                        dBm |   
                      | Antenna 
                        Impedance | 50ohms |   
                      | Data 
                        Recorder Reference | Quartz 
                        Crystals |   
                      | Responding 
                        Time | 64 
                        ~ 100mS |   
                      | Enclosure | IP-66 |   
                      | Source 
                        Voltage | AC 
                        120V / 220V / 380V / 415V @ 50 / 60Hz. |   
                      | Power 
                        Consumption | 11 
                        VA |   
                      | Operating 
                        Temp. | -13æ 
                        F ~ 158æ F |   
                      | Output 
                          Contact Rating | 250V 
                        @ 10A |   
                      | Dimension 
                        (All Models) | 16.7 
                        x 9.6 x 5.1 (in) |   
                      |  
                          Weight (All Models) | 17.68 
                        lb |    |  |  |