The AM-10 is a rugged, efficient and modern annunciator exchange for magneto telephones that replaces the TCA 3352 type of Multiway Telephone Annunciator of 25 years vintage. As a radial hub, the AM-10 can form a practical and economic network in critical areas. It’s capability to link long distances through heavy interference makes it ideal for communication
Models AM-5, AM-10 and AM-15 can handle 5, 10 and 15 telephones respectively
Manufactured by the same unit that has produced over 50,000 magneto telephones for railways in India and abroad, the AM-10 incorporates many useful features such as:
• Built-in magneto telephone instrument.
• Sleek cabinet in ergonomic, aesthetic and compact shape.
• Snug fitting handset cradle and hook switch.
• Siemens type handset with dynamic transducers.
• Heavy duty cords with funnel grommets
• Hand generator replaced by push-button calling system.
• Toggle switches replaced by micro-switches.
• One-touch operation for calling and selecting extension.
• Sealed relays for all switching activities.
• Dual-colour LEDs to indicate annunciation and line selection.
• Incoming call LED remains on till call is answered.
• Auto call termination when handset is replaced on cradle
• Solid-state circuitry with modular connectors.
• Electronic ringing system with piezo-ceramic tone callers.
• Complete secrecy for all channels.
• Operator can conference with up to three extensions.