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Author Topic: RSR Telecommunications trainer 5 BTC + ship w/ 480 point breadboard 5V 12V 80V  (Read 1103 times)
Littleshop
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July 15, 2012, 01:46:27 AM
 #1

5 BTC plus 2 BTC us shipping.  The power supply is included, not shown,  120VAC input. 

Description:
TCom Front Panel

    66 Punch Down Block
    25x4 Split Punch Down Block for hands-on training with telephone cabling.
    Type 110 Punch Down Block
    For hands-on training with telephone cabling. These are configured for use in conjunction with and separately from the 66 Block
    Dial Tone
    "TONE ON-OFF" switch to supply tone selected by "TONE SELECT" switch to RJ11 type J1, J2, J3 and 110 block type PB5, PB6 and PB7.
    Ring Signal
    Push-button switch to supply 80VAC, 20Hz ring signal to J5, PB5, PB6 and PB7.
    RJ-11 Connectors
    Use 2 or more telephones for full-duplex communication to simulate a local loop and CO. Use connected Type 110 connectors to test ring, dial, ringback and busy tone signals. Note that J2 and J3 are connected to pin 3 of PB5, PB6 and PB7. J1 is connected to pin 1 of PB5, PB6 and PB7. J4 is connected to pin 5 of PB5, PB6 and PB7. J5 is connected to pin 7 of PB5, PB6 and PB7.
    RJ-45 Connectors
    Use for testing various LAN cables.
    Cable Test
    Use with interchangeable PC Boards to test data cables with various pin-out standards. The test results are indicated by 4 LED's.
    Prototyping Area
    480 tie-point breadboard.
    5V and 12V DC Power Supply
    For prototype circuits built on breadboard.
    BNC Connector and F Connector
    50 Ohm / 75 Ohm Terminated for cable assembly instruction and prototyping use with RG58 and RG59 and RG6 cable
    .
    1KHZ Tone
    Fixed frequency 1KHz TTL clock signal.
    Out, In, Phone and OPT
    The telephone audio and signal is provided to IN PHONE connector, modulated using PDM technique, converted into light and sent over the fiber-optic cable
    Connectors
    attached to OPT connectors then converted into electrical signals demodulated and routed to OUT PHONE connector.








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Littleshop
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July 16, 2012, 09:21:03 PM
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bump

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August 05, 2012, 11:33:20 AM
 #3

take 3 btc shipped?

BITCOINTALK STAFF SELECTIVELY ENFORCE THE RULES IN AN ATTEMPT TO CREATE A CHILL EFFECT AND PERMANENTLY REMOVE ME AND OTHERS FROM THIS FORUM AS RETALIATION FOR SPEAKING OUT ABOUT THEIR ABUSIVE BEHAVIOR, AND THAT OF THEIR PERSONAL CLIQUES.
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August 06, 2012, 12:12:32 AM
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take 3 btc shipped?
I can do 4 BTC shipped.  Shipping will be at least 1 BTC cost to me but probably a little more.

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September 03, 2012, 07:19:22 PM
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bump

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