Power 20 Watts, Frequency 1.0 GHz to 2.0 GHz, Gain 40 dB O/P Conn. N, Impedance 50 ohms nominal, VSWR Input: 2.0:1 typical, Output: 2.0:1 typical, Load 1.3:1 max. for full spec compliance. 2.0:1 mas for no damage, Noise & Spurious -50 dBc typical excluding harmonics and residual modulation, Residual AM -40 dBc, Residual FM Less than 4 kHz peak-to-peak in any 5 MHz band, AM/PM Conversion 2.5 /dB typical at 6 dB below rated output, Noise Figure 35 dB max. for L-Band and above, Harmonic Content -3 dBc at lower band edge decreasing to -15 dBc (typical) at upper band edge without optional harmonic filter. -20 dBc for P-Band models, Dimension 3.5 x 19 x 19.25 inches L-Band and above 7 x 19 x 18.1 inches P-band models