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Bandwidth (-3 dB): DC to 300 MHz
Gain: 12 dB into 50 Ω (inverting)
Gain flatness: <1 dB (DC to 100 MHz)
Crosstalk: -60 dB (at 1 MHz); -40 dB (full BW)
VSWR: 1.2:1 (DC to 100 MHz); 1.6:1 (DC to 300 MHz)
Isolation: -70 dB (DC to 1 MHz); -40 dB (full BW)
Slew rate: 4000 V/µs
Output amplitude: ±10 V (into 50 Ω)
Peak output current: 1 A (into ≤7 Ω)
Average output current: 500 mA (sum of both channels)
Output impedance: 3.3 Ω
Input impedance: 50 Ω
Input offset voltage: 1 mV (trimmable)
Input bias current: 10 µA (trimmable)
Operating temperature: 0 °C to 40 °C (non-condensing)
Interface: Serial via SIM interface
Connectors: BNC (4 front); DB15 (male) SIM interface
Power: Power supplied by the SIM900 Mainframe, or optionally by a user-provided DC power supply (±15 V and +5 V)
Dimensions: 1.5" × 3.6"× 7.0" (WHL)
Weight: 1.4 lbs