RMA900 Series, 60 Channel Telephone Link Equipment
Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney
- Country
- Australia
- Manufacturer / Brand
- Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney
- Year
- 1980 ?
- Category
- Telephony - wire and wireless
- Radiomuseum.org ID
- 321852
Manufacturers brochure.
- Number of Transistors
- Semiconductors present.
- Semiconductors
- Main principle
- Special principle (see notes)
- Wave bands
- VHF incl. FM and/or UHF (see notes for details)
- Power type and voltage
- Powered by external power supply or a main unit. / 24 or 50 Volt
- Material
- Metal case
- from Radiomuseum.org
- Model: RMA900 Series, 60 Channel Telephone Link Equipment - Amalgamated Wireless
- Shape
- Rack
- Notes
-
RMA900 Series 60 Voice Channel Telephone Link.
The equipment provided 900mHz radio, 60 voice channel communication links in rural telephone networks, on pipeline projects and in support of major utilities such as power and rail authorities. Repeaters were used to extend the lengths over longer distances.
The basic system comprised a 900 mHz transmitter, diplexer, and receiver at each end.
The system could be expanded for transmitter and receiver redundancy.
It could also be optioned for frequency diversity or space and frequency diversity links with baseband combing.
In all configurations a Technicians communication telephone (Order Wire) was proved in a sub-baseband channel
- Mentioned in
- - - Manufacturers Literature
- Author
- Model page created by Gary Cowans. See "Data change" for further contributors.
- Other Models
-
Here you find 1431 models, 874 with images and 463 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney