Генератор сигналов ВЧ

FREQUENCY Range 100kHz - 150MHz (76MHz -110MHz, FM Stereo) Resolution 100Hz Accuracy 5x106(5ppm) OUTPUT LEVEL Range -20dBμ to 100dBμ at open circuit (-133dBm to 13dBm into 50Ω termination) Resolution 0.1dB Accuracy ±1dB at100dBμ Attenuator Accuracy ±1.5dB(126 100dBμ), ±1dB(20 to 100dBμ) ±2dB(-20 to 20dBμ) Output Impedance 50Ω, VAWR less than 1.2 Spurious & Harmonics ≤ -30dBc Residual Modulation(S/N) FM Component: 70dB or more AM Component: 50dB or more MODULATION Internal Modulation Frequency : 400Hz, 1 kHz External Modulation Input Impedance: 10kΩ unbalanced±10% Input Voltage : 3Vp-p ±2% FM Range 0 100kHz (at 1MHz - 150MHz) Carrier Frequencyx10% (at<1MHz) -Accuracy ±10% of maximum frequency deviation -Pre-Emphasis off, 25μsec,50μsec,75μsec -Distortion <0.06% (at 10.7MHz, 76 110MHz) <0.11% (at other range) with Dev=75kHz, AF 1 kHz, Demod.BW=50Hz-15kHz, DE-emp.=50^ec AM Range 0-60% -Resolution 0.1% -Accuracy ±5% at internal rate(100kHz - 110MHz) ±10% at internal rate(110MHz - 150MHz) -Distortion < 0.65% (at 400kHz - 30MHz) < 1.5% (at other range) with Depth =30%, AF 1kHz, Demod. BW=50Hz - 15kHz STEREO Separation ≥50dB(at 400Hz -1 kHz) ≥35dB(at 100Hz - 10kHz) ≥30dB(at 50Hz - 15kHz) Pilot 19kHz ±2Hz Distortion <0.07% (at Main 90%,Pilot off) MEMORY Preset Keys FM : 3.5kHz, 22.5kHz, 75kHz AM : 30% Stereo: 30%, 100% Output Level: 4points Memories 100 points OTHERS Power Requirements 115/230VAC, 50/60Hz Dimensions 115(H) x 430(W) x 310(D) mm Weight Approx. 7kg Standard Accessories Power Cable, BNC Cable, Operating Manual, Fuse Options GPIB, Remote Controller