If the photograph is clicked, it grows.

ADVANTEST R3131 3GHz Spectrum Analyzer
JPY220,000 1 stock
spe452

LCD縦線有り LCD has a line

9kHz-3GHz,Resolution 1KHz-1MHz acc2ppm
Frequency Span:ZERO,50kHz-3GHz,
Ampritude measurement Range:+20dBm LOG/LIN
ATT:0-50dB acc1.5dB N(f) 50ohm
AutoTune PASS/Fail dBdown Noise/Hz AMmodulation

Counter Power 3.5FDD GP-IB RS232C 200VA 12Kg
Power cord