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Halo, Saya Pebisnis Saya mengenal produk ini dari https://www.indotrade.com dan saya lihat hal ini mungkin berguna untuk anda. ------------------------------------------------------- Audio Meter / Alat test Pendengaran Model : 2500 Fungsi : Untuk test pendengaran manusia OUTSTANDING FEATURES: • AUTOMATIC, SEMIAUTOMATIC, MANUAL TESTS • PRINT AND STORE TESTS AUTOMATICALLY • INTERNAL MEMORY STORES UP TO 260 TESTS • COMPUTER COMPATIBLE • LARGE CHARACTER LCD DISPLAY • MONITOR TEST CONDITIONS IN PROCESS • INPUT SOCIAL SECURITY NUMBER FOR ID • LARGE PRINT OUT RESULTS • CALIBRATION DATE, TEST DATE, CALIBRATION DUE DATE ON REPORT • FAST PRINT ( Less than 20 seconds depending on printer) • VISUAL AND AUDIBLE ALARMS • PAUSE, RESUME FOR OPERATOR CONTROL SPECIFICATIONS : • MEETS OR EXCEEDS A.N.S.I. S3.6-1989, O.S.H.A. REQUIREMENTS • TEST FREQUENCIES: Accuracy better than 1% AUTOMATIC: 500, 1000, 2000, 3000, 4000, 6000, 8000 ( with validity check at 1000 Hz) SEMIAUTOMATIC & MANUAL MODES: 250. 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, 8000 ( Hz) • TOTAL HARMONIC DISTORTION: Less than 3% , typical 1% • HEARING LEVEL RANGE: 0 to 95dB in 5dB increments except at 125Hz to 75dB and 250 and 8000 Hz to 85dB. Accuracy + / - 1dB • DATA OUTPUT: RS-232 9600 baud, 8 bits, no parity, DTR for printer/ computer ID • STORAGE CAPACITY: Up to 260 Audiograms • PRINT TIME: Typically less than 20 seconds ( printer dependent) • EARPHONES: TDH-39, 10 Ohm • DISPLAY: .375 high, 2 line by 16 characters, backlight LCD • POWER SUPPLY: 107-127 VAC 60 Hz, 10 Watts. UL Approved ( optional 220 VAC 50/ 60 Hz available) • CASE: Impact resistant A.B.S. plastic, W 10" x L 8" x H 4.2" . Total audiometer weight 4.0 Ibs. • WARRANTY: 5 years on base system Untuk informasi selengkapnya, silahkan ke http://www.indotrade.com/PTIMEDHA/1809227
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