We have a Pager that works, but no pager service is available. People have moved on to phones.
Amateur radio receivers

Features
- Incoming SMS
- Outgoing Landline
Electronic Engineering Technologies
Sun Equipment Corporation – Training Systems
Kits and Custom Equipment Developer/Provider for Training and Industry, Engineering design and Development Lab Support.
Digital Signal Processing Control Lab: DSP-59000
Dual processors (TMS-320C5416 & TMS-320LF2407). Built-in audio/video, MP3, Ethernet, Keypad, RS-232/RS-485, temperature control, function generator, PWM , experiment modules
Design, simulate, program, print, check and verify ispPAC-20 IC programs through the printer port
ispPAC20 Programmable Analog IC Development Lab
Built-in modules include input bias, microphone, amplifier, decay, adder, substractor, integration, filter, band width control, bridge and temperature sensor, VCO, PWM, Delta-Sigma modulation, D/A converter, widow comparator, absolute-value circuit, Voltage monitor, temperature monitor, light measurement, current transmit interface, feedback control of voltage and current, analog multiplexer, SPI control and etc.
Sun Equipment Corporation
1352 S. Grove Ave., Suite A, Ontario, CA 91761, USA.