8370HF My Helper
Assists in isolating typical cable fault
Ordering: 800-462-5532







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  • Operator isolation protection
  • Precision tone generator
  • User configurable timing intervals


  • Hardware » Outside Plant » 8370HF My Helper
    Click for « TECHNICAL SPECIFICATIONS »  « ORDERING INFORMATION »

    The tracing tone can be turned off remotely, along with a variety of testing configurations.

    The My Helper tool is a microprocessor controlled, miniature relay matrix that combines a DTMF transceiver, a precision tone generator, a quiet termination and tracing tone in a small, portable package.

    Designed to work with a wide variety of touchtone-equipped test instruments.

    Technical Specifications
      QUIET TERMINATION 

    600 ohm balanced

     MILLIWATT TONE 

    1004 Hz @ 0 dBm

     10 AND 22 TONE SLOPE GENERATION 

    244 Hz to 3750 Hz 0.01% @ 0 dBm

     HIGH FREQUENCY TONE GENERATION 

    (xDSL)
    1 to 1.999 MHz @ 0 dBm or + 15 dBm into 100 ohms 1 Hz

     DTMF DETECTION 

    -29 to +5 dBm Metallic

     SURGE PROTECTION 

    250 VDC <,= 1 ms

     LIGHTNING/HIGH VOLTAGE PROTECTION 

    1000 VDS <,= 500 ms

     POWER 

    Four AA batteries (6-8 weeks typical)
    Low Battery Detection

     CASE 

    Ruggedized, plastic, water-resistant

     DIMENSIONS 

    5-5/8 x 3-3/8 x 1-1/4 (inches)
    14.5 x 7.5 x 3.2 (cm)

     WEIGHT 

    (with cordset)
    1.3 lbs. (600 g) with standard battery

     TEMPERATURE RANGE 

    -40 to +85°C



    * Specifications are subject to change without notice.

    Ordering Information
    Part Number

       Description

    CMC 8370HFMy Helper Tool
    CMC 8371Soft Case for My Helper
    CMC 8372Cord, RJ-11 K Plug to 463A
    To order the 8370HF My Helper and its accessories, contact the CMC Customer Service group by telephone at 800-462-5532.






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    CMC Communications Manufacturing Company
    2234 Colby Avenue, Los Angeles, California 90064
    530 Gordon Baker Rd., Willowdale, Ontario M2H 3B4 CANADA

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