Stimmen - 4, Durchschnittliche Bewertung: 4.3
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Anleitung Zusammenfassung
That’s why we independently certify them to the highest quality standards and back them with a limited lifetime guarantee. We stand ready to answer any questions you might have during installation or in the operation of our products. Should you experience any problems whatsoever with your Listen products, we are ready to help you in any way we can with prompt, efficient customer care. Because at Listen, it’s all about you! And should you have any comments on how we might improve our products or our service, we’re here to listen. Here’s how to reach us: +1.801.233.8992 +1.800.330.0891 North America +1.801.233.8995 fax support@listentech.com Thank you and enjoy your listening experience! Best regards, Russell Gentner and the Listen Team • In the few instances where repairs were needed, 99% of all clients indicated that they were happy with repair turn-around-times and 85% of the time, clients were without their product for less than 10 days! • Overall client satisfaction of working with Listen was rated 4.8 out of 5. • “ Please continue with your excellent attitude toward customer satisfaction. You guys are great!” • “I’ve never had such good service from any company. Keep up the good work!” • “You stand behind your product wonderfully.” Assistive Listening • Language Interpretation • Soundfield • Tour Group • Conferencing LT-700 Table of Contents Charging Batteries 11 Wall Transformer Operation 12 Channel Selection 13 Listen SQ™ 14 RF Reception Maximization Strategies 15 150 MHz Frequency Chart 16 Troubleshooting 17 Warranty 19 Contact Information 19 Optional Accessories 20 LT-700 Package Contents Optional Accessories See page 20 Listen Part Number LT-700-150 (150 MHz) LT-700-150 Contents • LT-700-150 (150 MHz) LT-700 Specifications Architectural Specifications The portable FM transmitter shall be capable of broadcasting on 32 channels. The unit shall incorporate a microphone sensitivity switch. The device shall broadcast on both wide and narrow band channels with a SNR of 80 dB or greater. The device shall have an audio frequency response of 50 Hz to 15 KHz (±3 dB). The device will incorporate a mute switch. The battery door shall be capable of being mechanically locked. The device shall incorporate an LCD display that indicates channel, battery level, low battery, battery charging, and RF signal strength. The device shall be able to enable companding. The unit shall operate off of two (2) AA batteries; alkaline or NiMH. The portable transmitter shall incorporate automatic battery charging circuitry for recharging of NiMH batteries, with the ability to charge via a wall transformer or drop in charging case. The Listen LT-700-150 is specified. Specifications* Audio RF Frequency Range 150.8000 MHz - 152.3500 MHz Number of Channels 6 wideband, 26 narrowband Number of Simultaneous Transmitters Six (6) Frequency Accuracy ± .005% stability 32 to 122. (0 to 50.C) Transmitter Stability 50 PPM Transmission Range up to 45.72 m (150 ft.) Output Power 10 mW maximum Antenna Uses microphone cable Antenna Connector 3.5 mm connector Compliance C-Tick System Frequency Response 50 Hz - 15 kHz (±3dB) System Signal to Noise Ratio SQ enabled 80 dB, SQ disabled 60 dB System Distortion <2% total harmonic distortion (THD) at 80% deviation Microphone Input Unbalanced, tip of 3.5mm connector, -20 dbu nominal, -30 dbu maximum, impedance 21 ohms Microphone Sensitivity Three position switch: high, middle, and low; 6 db increments Line Input Unbalanced, ring of 3.5mm connector, -10 dbu nominal input level, -3 dbu maximum, impedance 10K ohms Microphone Power 3 VDC Bias Controls & User Controls Power, mute, channel UP/DOWN Set-up Controls (battery compartment) Mic sensitivity, NiMH/alkaline battery, SQ enable/disable Indicators Programming Channel lock out, Channel lock LED Red, illuminated when unit is on. Flashes when batteries are low, or to indicate charging. Flashes when muted. Display Channel Designation, lock status, signal strength indication, battery life, RF Power Power Battery Type Two (2) AA batteries, alkaline or NiMH Battery Life (Listen batteries) 15 hours alkaline (LA-361), 8 hours NiMH rechargeable (LA-362) Battery Charging (NIMH only) Fully automatic, 13 hours Power Supply I/P 120VAC; O/P 7.5VDC 250 mA; Drop in contact points for use with charging cases. Power supply not included (LA-208) Power Supply Connector 2.3mm OD by 0.7mm ID, barrel type connector 7.5 VDC, center positive <250 mA. Drop in contact points for use with Listen charging cases Power Supply Compliance RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant Physical Dimensions (H x W x D) 3.00 x 1.00 x 5.00 in. (7.6 x 2.5 x 13.0 cm) Color Dark Grey with white silk screening Unit Weight 3.9 oz (111g) Unit Weight with batteries 5.8 oz (164g) Shipping Weight 1.0 lbs. (0.45kg) Door Manually Lockable (on sides). Up, down, and power buttons through door * Specifications are subject to change without notification. LT-700 Quick Reference LT-700 Front 3...