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Main Electronic Supplies Ltd
4554 Main Street, Vancouver, BC, Canada, V5V 3R5
T: 604-872-0267 / F: 604-872-0268

*Dear Valued Customers*

We would like to inform you that Main Electronic Supplies is now permanently closed.

We are currently in the process of selling off our entire inventory in larger sections.
If interested, please email us at:

We sincerely thank you for your continued support!



    - Record Player Needles, Cartridges & Accessories (Sold to Innovative Audio)
    - Foam Surrounds (Sold to Innovative Audio)
    - Vacuum Tubes – Modern Stock (Sold)
    - Vacuum Tubes – NOS Stock (Sold)
        - Contact: Michael Charles (
        - Contact: Clark Graham (
    - Capacitors (Sold)
    - Resistors (Sold)
    - Bulk Wire (Sold)
    - EL Wire (Sold)


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Lan Coax Tester

81-100-1 Mode Lan tester
81-100-1 / NS-468
RJ11/RJ45 Cable tester. Master and Removable remote (batteries not included)

$ 20.54 Canadian Dollars



This LAN tester for different cable types is indispensable in network installation and maintenance. This compact device can be used for testing network and telephone cables (RJ-45, RJ-11 and BNC). It can test most types of telephone and computer cables.
LED indication
Advanced design for easy testing
BNC adapter for testing BNC cables
Ability to test cables from a distance and in places that are not easily accessible
Automatically runs all tests and checks for continuity, open, shorted and crossed wire pairs
Tests : RJ-45, 10 Base-T, Token Ring, RJ11/12 USOC & coaxial BNC cables
Power supply : 9V-battery (not incl.)
$37.95 Canadian Dollars


This Multi-Network Cable Tester is specified to quickly test by auto scanning the wires continuity, miss wiring and polarization in your network cables (T568A / T568B / 10Base-T / Token Ring).

$ 70.69 Canadian Dollars

# VTTEST11 / TPG70

Cable Tracker with Tone Generator
Network tester: consists of a tone generator and a probe

  • method: use the tone generator and the probe to determine where a cable is going and whether or not (and where) the cable is interrupted
  • signal viewing in 3 modes: lamp (L), speaker (SP) or both (S&L)
  • tone generator output (square waveform): single (900Hz) or dual (900 - 1000Hz)
  • comes with: soft carrying bag
    tone generator:
    • working voltage: DC 9V ±15% (battery not incl.)
    • working current: 10mA (intermittent tone) / 20mA (continuous tone)
    • output wave form: square wave signals ±10Vpp
      • single audio frequency: ± 900Hz
      • dual audio frequency: ± 900Hz - 1000H
  • Probe:
    • working voltage: DC 9V ±15% (battery not incl.)
    • working current: 25mA (L) / 80mA (max. SP volume) / 100mA (max S&L volume)
    • max. reception sensitivity: > 30mV
    $ 86.99 Canadian Dollars

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*Dear Valued Customers*

We would like to inform you that due in part to the passing of both Phil and Daniel,
the founders of our family business, Main Electronic Supplies is now "Closed."

We are currently looking to sell the whole lot or large sections of our inventory.
If you or anyone you know (including businesses) are interested,
please email us at:

Once our inventory has found a new home,
we will gladly provide an update below as to where it has moved.

We sincerely thank you for your understanding and continued support since 1971!



- Our stock of both "Record Player Needles, Cartridges & Accessories"
and "Foam Surrounds" have now moved to Innovative Audio!

Prices are subject to change without notice.