Compliance and comments on Multicoupler specifications
Specifications: L&S Band Multicoupler
| S.No | Parameter | Technical Specifications | Compliance/Queries |
| 1 | Input signal frequency | 1430-1545 MHz (L-Band) 2200-2400 MHz (S-Band) | Complied |
| 2 | Noise Figure | Max 5 dB | Complied |
| 3 | Gain (each port) | Min 3 dB | Gain Flatness (e.g ±1/±2 dB) |
| 4 | Number of In-put ports | 2 ports | Complied |
| 5 | Number of output ports | Min 4 ports | |
| 6 | Input Impedance | 50 ohm | Complied |
| 7 | VSWR | 1.5:1 or Better | Complied |
| 8 | Output Impedance | 50W (each port) | 50 Ω |
| 9 | Connectors | N type-female or suitable adaptor to match N type male connector | Complied |
| 10 | Power | 230 VAC +/- 10%, 50-60 Hz | Complied |
| 11 | Size | 19” Rack mountable | Complied(Height 1U/2U) |
| 12 | Operating Temp | 0 to + 50 deg C | Complied |
| 13 | Storage Temp | -20 to + 60 deg C | Complied |
| 14 | Input Port Selection | 2 Input ports & 4 independent Output Ports for each Input port on back panel. Or, 2 Input ports & 4 independent Output Ports on back panel (Input Port can be selected by mechanical changeover switch on front side of Multicoupler) | Need More clarity: Total Output connectors are : 4 or 8? Is our Assumption correst? “1 input port for L band and 1 input port for S band and 4 output port for each input port making it altogether 8 ports” Is any switching required between input ports or both channels are independent? |
| 15 | Input Power Range | -20 dBm max | |
| 16 | Harmonics | Better than 60 dBc | |
| 17 | Qualification/Platform requirements | ||
| 18 | Cables | 2 M low loss RF cables with N type -male connectors. – 10 Nos | Complied |