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Summary of Contents for WiMo RANGER 811H
- Page 1 RANGER 811H LINEAR AMPLIFIER Operating Manual WiMo Antennen und Elektronik GmbH Am Gäxwald 14, D-76863 Herxheim Tel. (07276) 96680 FAX 6978 http://www.wimo.com e-mail: info@wimo.com...
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Page 2: Setting Up And Installation
Connect the mains lead to a suitable 220-240V mains supply. f) If desired, connect the ALC PHONO socket to the ALC on your transceiver. WiMo Antennen und Elektronik GmbH Am Gäxwald 14, D-76863 Herxheim Tel. (07276) 96680 FAX 6978 http://www.wimo.com... -
Page 3: Initial Tune-Up
0.75A and 1 Amp, and the grid current up to 300mA max. With no drive, the plate standing current is normally around 100mA. WiMo Antennen und Elektronik GmbH Am Gäxwald 14, D-76863 Herxheim Tel. (07276) 96680 FAX 6978 http://www.wimo.com... -
Page 4: Front Panel Controls
SECTION 2 FRONT PANEL CONTROLS ON/OFF SWITCH………………………….Mains power on and off STBY/TX SWITCH………………………..Amplifier standby/operate switch BAND CHANGE SWITCH………………..Marked 10 12 15 17 20 30 40 80 & 160 PLATE METER…………………………….0 - 1.5A GRID METER………………………………0 - 400 mA TUNE………………………………………..Plate tune control LOAD………………………………………..Pi tank load control RF SET &... -
Page 5: Rear Panel
STBY/TX switch is in the TX position. ALC…………………………Phono socket, connect to the ALC socket on transceiver EARTH……………………………………………Connect to a suitable external earth WiMo Antennen und Elektronik GmbH Am Gäxwald 14, D-76863 Herxheim Tel. (07276) 96680 FAX 6978 http://www.wimo.com... -
Page 6: Circuit Description
Variable threshold level type ALC circuit Matches modern HF equipment INTRODUCTION The Ranger 811H linear amplifier is a high powered grounded Grid linear with a tuned cathode input circuit. The amplifier is designed around the much improved 811A valve. Operation design is for the 1.8 3.5 7 10 14 18 21 24 28 MHz amateur bands. -
Page 7: Power Supplies
SECTION 4 POWER SUPPLIES There are three separate voltages in the Ranger 811H amplifier:- 1. HIGH VOLTAGE, which is 1700Volts, the main voltage applied to the valve anodes. 2. HEATER SUPPLY is 6.3V, supplied from the toroidal transformer. 3. CONTROL VOLTAGE is 12 Volts, used for pulling in the TX/RX relay... -
Page 8: Specifications
SECTION 5 SPECIFICATIONS CIRCUIT Class AB2 Grounded grid with tuned cathode input. FREQUENCY COVERAGE 1.8 - 2.0 MHz 3.5 - 4.0 MHz 7.0 - 7.5 MHz 10.0-10.5 MHz 14.0-14.5 MHz 18.0-21.5 MHz 24.0-30.0 MHz Covering all the WARC bands MAINS SUPPLY 220 - 240 Volts AC, 50Hz DRIVE POWER 0 - 100 Watts... - Page 9 SIZE (Overall dimensions - including feet, rear fan and front panel knobs) W 14in H 9.5in D 16in 355mm 240mm 405mm WEIGHT 25kg WiMo Antennen und Elektronik GmbH Am Gäxwald 14, D-76863 Herxheim Tel. (07276) 96680 FAX 6978 http://www.wimo.com e-mail: info@wimo.com...
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Page 10: Warranty
This warranty is not transferable from the original owner on sale of the unit to another. WiMo Antennen und Elektronik GmbH Am Gäxwald 14, D-76863 Herxheim Tel. (07276) 96680 FAX 6978 http://www.wimo.com...
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