On the RFSquared website, there is a ZIP file containing the Orion
schematics. There are 44 separate drawings, but no index. Below is an
index I created by looking at the title blocks of each drawing. I hope
this helps the rest of the reflector.
---------------------------
A0 - Input / Output
81908_1.PDF - 1 / 5
81908_2.PDF - 2 / 5
81908_3.PDF - 3 / 5
81908_4.PDF - 4 / 5
81908_5.PDF - 5 / 5
A1 - Lowpass Filter
81909.PDF
A2 - PA
819400.PDF
A3 - RF Converter
81906_1.PDF - 1 / 3
81906_2.PDF - 2 / 3
81906_3.PDF - 3 / 3 Trans / Receive
A4 - 9 Mhz IF
81910.PDF
A5
81911_1.PDF - 1 / 6 IF Converter
81911_2.PDF - 2 / 6 ALC Circuitry
81911_3.PDF - 3 / 6 AGC Detector
81911_4.PDF - 4 / 6 2nd LO
81911_5.PDF - 5 / 6 Transmit Chain
81911_6.PDF - 6 / 6 IFC V1
A6
81907_1.PDF - 1 / 4 Sub Receiver
81907_2.PDF - 2 / 4 PLL
81907_3.PDF - 3 / 4 Preselector
81907_4.PDF - 4 / 4 Receiver
A7 - CPU / DSP Logic
81917_1.PDF - 1 / 16 Dragonball CPU
81917_2.PDF - 2 / 16 CPLD
81917_3.PDF - 3 / 16 Connectors
81917_4.PDF - 4 / 16 Drivers
81917_5.PDF - 5 / 16 DSP
81917_6.PDF - 6 / 16 Main Codec
81917_7.PDF - 7 / 16 Sub Codec
81917_8.PDF - 8 / 16 Blank
81917_8.PDF - 9 / 16 Mic Preamp
81917_10.PDF - 10 / 16 ADC / DAC
81917_11.PDF - 11 / 16 Power
81917_12.PDF - 12 / 16 Power decoupling
81917_13.PDF - 13 / 16 Memory
81917_14.PDF - 14 / 16 RS-232
81917_15.PDF - 15 / 16 LCD
81917_16.PDF - 16 / 16 Sweep
A8 - Keypad
81913.PDF
A9 - Power Dist Board
81936.PDF
A10 - Synthesizer
565synC.PDF
A11 - Motherboard
81916.PDF
A12 - Rear Connector Board
81915.PDF
A13 - Sweep Amp
81957.PDF
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