Alpha 9500 User Manual download pdf (Page 5)

RF Concepts, LLC

Product Release 1

Contents

DOCNUMBER 9500

Document Issue 1.1

February 2010 Page iii

Contents

1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

1.1 Product Description 1-1

1.2 Product Capabilities 1-2

1.3 Safety Considerations 1-2

1.4 Related Products 1-3

1.5 Assistance 1-3

2. Amplifier Components and Specifications . . . . . . . . . . . . . . . . . . . 2-1

2.1 Cathode (Input-Match) Board 2-2

2.2 Center-Partition Board 2-3

2.3 Controls and Display 2-3

2.4 Display Board 2-4

2.5 Firmware 2-5

2.6 Master-Control Board 2-5

2.7 Output-Tank Circuit 2-5

2.8 Power Connections 2-5

2.9 Power Supply 2-6

2.10 Tube and Tube Deck 2-8

2.11 Specifications 2-8

3. Preparing Your Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

3.1 Prepare Your Station 3-1

3.2 Limitations of Operation at 90–130 VAC 3-3

4. Setting Up the Amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

4.1 Unpack the Amplifier and Transformer 4-1

4.2 Install the Transformer 4-3

4.3 Connect the Transformer 4-4

4.4 Connect the Cables 4-7

4.5 Set the Input Drive 4-10

4.6 Connect the Transceiver Keying Line 4-10

5. Operating the Amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

5.1 Principles of Operation 5-1

Basic operation 5-1

Operational states 5-2

Tuning modes 5-4

Faults 5-5

5.2 Start Up the Amplifier 5-5

5.3 Tune the Amplifier 5-7

(Optional) Changing antenna settings 5-7

Autotuning 5-8

Manual tuning 5-9

1 2 3 4 5 6 7 8 9 10 ... 85 86

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