Sennheiser HDI91P I Instrucciones Para El Uso página 3

HDI91 PI/PII
Infra-red mono receiver for wireless sound transmission: in museums, theatres,
cinemas, churches, exhibitions, meetings and conferences. The in-built squelch
circuit effectively suppresses disturbing noise (e.g. caused by obstructed sight lines).
Internationally standardized IR transmitter frequencies available:
• HDI91PI 95 kHz Art. No.:03463
• HDI91PII 250 kHz Art. No.:03464
SPECIAL FEATURES:
• Excellent wearing comfort, lightweight receiver
• Excellent speech intelligibility
• Easy operation
• Powered by environment-friendly rechargeable batteries
• Insensitive to interference from sunlight
TECHNICAL DATA:
Carrier frequency - HDI 91 PI
Carrier frequency - HDI 91 PII
Frequency response
S/N ratio
Distortion for 1 kHz
Max. SPL for 1 kHz
Power supply
Battery capacity
Weight
95 kHz
250 kHz
50-18,000 Hz
typ. 65 dB(A)
<
1
%
approx. 120 dB
BA 90 „accuplug" battery (Art.No. 03261)
approx. 11 hrs
approx. 40 g (inch „accuplug" battery)
SWITCH OFF AFTER USE!
FOR HYGIENIC REASONS:
PLEASE REPLACE EAR CUSHIONS (REMOVABLE) FROM TIME TO TIME OR
CLEAN THEM WITH SOAPY WATER !
Subject to alterations and corrections.