Telex Trouble Shooting Guide, CDR-1000 Receiver Specifications, Audio Parameters

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Section 5 Trouble Shooting Guide

Problem

Possible Causes

Solutions

 

 

 

 

 

 

 

Receiver audio output cable is

Repair, replace cable or connect

 

No (or low) Audio with good RF

disconnected or connected to the

cable to the correct receiver.

wrong receiver.

signal and Audio indicatiors on

 

 

 

receiver display

Audio Output in Mic position or line

Adjust audio output (See Audio

 

 

level adjustment low

Output section)

 

 

 

Low RF Signal

antennas connected to output

Connect antennas to the input

instead of input jack.

jack.

 

 

 

 

 

 

 

For more trouble shooting information see Section 6 in the main Operating Manual.

Section 6 CDR-1000 Receiver Specifications

Receiver Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Synthesized PLL Frequency Range (RF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A Band 680 - 704 MHz B Band 722 - 746 MHz D Band 798 - 822 MHz E Band 841 - 865 MHz H Band 740 - 752 MHz T Band 794 - 806 MHz

Number of Channels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . > 960 possible channels Programmable in 25 kHz steps Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 40 kHz

Diversity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DSP Posi-Phase™ True Diversity RF Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.8 μV for 12 dB SINAD Image Rejection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . > 60dB Squelch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tone Code plus Amplitude Ultimate Quieting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . > 100dB FCC: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Authorized under Part 15 Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100-240VAC, 50-60 Hz Antenna DC Power (center pin)(when enabled). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12VDC, 150mA Operating Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -7º to 49º C (20º to 120º F) Dimensions: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.72 in. H x 16 in. W x 10.25 in. D

43.7mm H x 408 mm W x 261.4 mm D

Audio Parameters

Frequency Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 – 15kHz +/- 2dB Mic Level Balanced Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fixed: -10 dBV* Line Level Balanced Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjustable: 8 mV to 1.414 VRMS* Line Level Unbalanced Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjustable 4 mV to .707 VRMS* Distortion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <0.5% (ref 1kHz, 40kHz deviation) Signal-to-Noise Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >110dB Dynamic Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >100dB

*Nominal at 40 kHz Deviation, 100 k ohm Load

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Contents CDR-1000 Table of Contents Front Panel CDR-1000 Receiver CDR-1000 Receiver CONTROLS, Connectors and IndicatorsDetailed Component Descriptions Rear Panel CDR-1000 ReceiverDetailed Description of Unique CDR-1000 Features Power on Power OFF RE-OneLink PC SoftwareAntenna Chain with APD4-B Problem Possible Causes Solutions Trouble Shooting GuideCDR-1000 Receiver Specifications Audio ParametersCertification AccessoriesAccessories and Parts for CDR-1000 CertificationsPN 803554 Rev. D JAN Made in U.S.A