Orion II Model 566

This is a current production model. Please visit Ten-Tec, Inc. for more information.

High performance HF transceiver, analog + IF-DSP. Dual 32-bit ADI SHARC processors. Optimized amateur bands transceiver plus general coverage sub-receiver.

The Orion II began production shipment in December 2005.

• ARRL (Must be an ARRL member and logged in to view.)
• ARRL Expanded Report (Must be an ARRL member and logged in to view.)
• RSGB
• eHam
• Comments to RSGB & ARRL Reviews by W4ZV

• RAM-CLEAR SEQUENCE: Hold Down VFOB LCK button at power-up.
• Hi Cut / Low Cut Explained by Scott Robbins W4PA
• UCW and LCW
• Resetting AGC to Default Values
• Orion II Schematic Index
• RF / AF Gain Operating Recommendation by KG6TT
• Transmit EQ - Some Comments by K4TAX
• Orion II SSB Transmit Audio Adjustment

• Frequency Calibration Procedure by K6SE (SK) PDF Version
• TCXO Calibration Procedure by N6IE
• Loose Mic Connector Shell
• Internal Power Adjustment
• Power Distribution Board Capacitor Repair - Dark Screen, Panel Lamps Dim, No Receive.
• 9 MHz IF Output Mod by VE7TK

• Version 2

• Sherwood Engineering Receiver Test Data
• Technical Explanation of the Design of ORION, by Doug Smith, KF6DX
• Programmable Digital AGC System Utilized in ORION, by Doug Smith, KF6DX
• CW Transmit Occupied Bandwidth and ORION, by Doug Smith, KF6DX
• 32-Bit DSP: A Digital Radio Performance Advantage?, by Doug Smith, KF6DX
• N4PY Rig Control Software
• Orion Rear Panel Mirror Image
• Orion Yahoo Group
• Orion Email List on contesting.com