EPABX Trainer - Z80 Microprocessor based stored program control.
64KB Program memory (EPROM), 32KB Data RAM for buffer.
Two DOT Lines, Four Extension Lines with Opto Isolation .
Dial Tone, Busy Tone, Ring Back Tone, Hold-on music and other Tone Generation.
Power Requirement is +11V, +23V, +5V, +15V.
Data Communication Trainers - Serial and parallel communication techniques.
Fiber Optic Communication using 660nm FO LED, photo detector and PMMA plastic cable, Operating @ 115200 bps .
Sample Circuit/Output, Sample & Hold Circuit/Output
Wireless Communication with 920 nm IR LED and Photo detector Operating @ 2400 bps.
Modem Communication using FSK Mod/ Demod Operating @ 19200 ...
Telephone Trainer - LED indication provided for LINE IN, HOOK, TONE and RINGER.
Tone with Frequency of 430Hz and pulse dialer are provided through switch.
4 x 3 Matrix Keyboard Containing 0 - 9, # & * .
Mute, Redial, Flash and On/Off Hook switches.
Dialer and Ringer section with Ringer Volume control through Potentiometer.
Antenna Trainer - Provides RF generated output of approx.750 MHz.
Provides Tone generated output of approx.1 KHz.
Forward And Reverse Direction Coupler.
Antenna rotation of 0-360° .
Receiving Antenna is Folded dipole type with reflector and Digital meter.
Twenty One different types of Antennas are provided.