Continue Shopping View Cart
Markertek - The Future of Broadcast Supply

Call 800-522-2025
M-F 8:30am - 7pm EST

Free Shipping Promo Box

FREE SHIPPING No Minimum Order!

SHOP MARKERTEK EVERYDAY for all of your needs. Free shipping on almost every order placed on our website.
Special order & oversized freight intensive items ship at an additional cost. Continental US orders only.

Fast Economical International Shipping
Markertek makes it EASY for our international customers to get their orders!

At check-out you can view our very affordable international shipping rates that are ALL-INCLUSIVE with your GUARANTEED LANDED COST and NO SURPRISE FEES!

*Economy International Shipping delivery time is approximately 7-14 days. Economy International Shipping is available to select countries. Not all products are eligible.

Secure LoginClose X

Returning Markertek Customers

New Markertek Customers

Why Create an Account?

Creating a Markertek account now will save you time on future orders. You'll have full access to your order history and a personalized shopping experience.

TOA S-04S Test Generator Module w/8 Selectable Tones & Screw Terminals
  • TOA S-04S Test Generator Module w/8 Selectable Tones & Screw Terminals
  • TOA S-04S Test Generator Module w/8 Selectable Tones & Screw Terminals
Questions? Ask a Markertek Expert:
800-522-2025 Email

TOA S-04S Test Generator Module w/8 Selectable Tones & Screw Terminals

Manufacturer: TOA Electronics, Inc.

Item #: TOA-S04S   •   MFG #: S-04S

Availability: Usually ships in 3-10 business days
This item is currently out of stock and will ship the minute we receive it – typically 3-10 business days. Need it sooner? Expedited delivery options may be available. Email or call customer service at 800-522-2025 and we’ll make it happen.



    TOA 900 Series Modules give you the power to configure custom systems fast! The modules are available in three categories
    Microphone Input
    Line Input
    Special Function

    Use "B" Series modules with transformer isolation for balanced or unbalanced sources.
    Use "L" Series modules only for 600 ohm impedance matching.
    Use "U" Series modules for unbalanced sources with short cables (less than 15 feet).
    Note: All "S" type modules with 3-screw terminal connectors transitions to Removable Terminal Block (Phoenix-type) in 2004. Models include: B-01S, B-11S, L-01S, L-11S, L-41S, M-01S, M-11S, M-51S, M-61S, S-01S, S-02S, S-04S, T-01S, U-01S, U-11S, U-12S and U-61S. New Removable Terminal Block (Phoenix-type) connectors have the following pin-out: H: Hot, C: Common, E: Earth

    Generates one of eight tones via switch-closure. Can be used for doorbell, paging, door/gate release, telephone night ringer, annunciator, class change or pre-announcement tone.

    • Features

      • Controls/Functions:
      • Gain Control
      • Terminals for Switch Activation
      • Performance Input: Switch Contacts
      • Gain (Adjustable): Off ~ 0 dB
      • Signal to Noise (S/N): 80 dBu (S/N)
      • Physical Connector: Removable Terminal Block

    Add Accessories for your S-04S: