LOT (9) PIECES INCLUDES (1) METER, AUDIO LEVEL, MFGR GENERAL RADIO COMPANY, (1) HEWLETT PACKARD 3406A BROADBAND SAMPLING VOLTMETER, (1) SINEWAVE OSCILLATOR, MODEL F321A, MFGR DATA ROYAL CORP, (1) NOISE GENERATOR, MFGR AEROSPACE RESEARCH INC. , MODEL NS-LB, (3) SEMI-CONDUCTORS, (1) POWER SUPPLY, PP-7711-TIC-39(V).