The major components of each of the QuakeSat subsystems are described below
The CPU being used for QuakeSat is a PC 104 processor called Prometheus, from Diamond Systems
Features of the Prometheus includes:
- 16 analog inputs
- 24 digital I/O lines
- 4 serial 232 lines
- 1 parallel port
- An extended temperature range of -40 to +85
Linux OS
The two major components of the Communications subsystem are the BayPac BP-96A Modem and the Tekk T-Net Mini 960 radio
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Some features of the Comm. subsystem include:
- 9600 baud data packet radio
- Half Duplex Comm. System
- UHF Uplink & Downlink at 436.675MHz
- 20KHz Bandwidth
Some features of the ACS subsystem include:
-
Passive Attitude Control
- 4 ALNICO 8HE Bar Magnets
-
Carpenter 49 High permeability alloy Hysteresis Rods
Some features of the Comm. subsystem include:
-
-4 body mounted solar panels---
- 4 double sided deployable solar panels
- Multi-junction GaAs solar cells
- Approximately 18% Efficiency
-
2 Lithium ion batteries
-
3.7 V and 1.4 Ah