Telex PH-3500の取扱説明書

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Telex
Description and Wiring Diagrams
Model PH-3500 Headset (300623 Series)
General Description
The Telex PH-3500 is a passive noise attenuating head-
set for use in a noisy environment. Dual controls allow
the user to individually adjust the volume level for each
ear. Using the latest design and modeling techniques, Telex
has been able to maximize the amount of hearing pro-
tection provided by the PH-3500, while at the same
time minimizing weight. The PH-3500 has a noise re-
duction rating o

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PH-3500 Headset Connectors RED BLK CW ROTATION INCREASES GAIN SHIELD (Microphone) WHT + BLU CCW ROTATION SPEAKERS 1 4 L INCREASES GAIN XLR4 12K BLK WHT WHT 2 3 + 1/8W R 5000 OHM RED SHIELD (Speakers) BLK BLK 300623-001 / 300623-002 SHIELD 5000 OHM SHIELD Audiocom Compatible WHT/OVERHEAD SHIELD/OVERHEAD RED WHT + MICROPHONE BLK BLU – SHIELD SHIELD NC SPECIFICATIONS Receivers: Type: Dynamic Frequency Response: 350 Hz - 3.0 kHz ±6 dB (150 S at max. volume) Sensitivity: 90 ±5 dB SPL (1 kHz, 1 mW inp