VL-1000 OPERATING MANUAL VERTEX STANDARD CO., LTD. 4-8-8 Nakameguro, Meguro-Ku, Tokyo 153-8644, Japan VERTEX STANDARD U.S.A. Inc. 6125 Phyllis Drive, Cypress, California 90630, U.S.A. YAESU UK LTD. Unit 12, Sun Valley Business Park, Winnall Close Winchester, Hampshire, SO23 0LB, U.K. VERTEX STANDARD HK LTD. Unit 1306-1308, 13F., Millennium City 2, 378 Kwun Tong Road, Kwun Tong, Kowloon, Hong Kong VERTEX STANDARD (AUSTRALIA) PTY., LTD.
General Description Congratulations! You are now the owner of the Yaesu VL-1000 Linear Amplifier, which brings you leading-edge technology for the ultimate in operating convenience and reliability.
Installation The proper, safe installation of the VL-1000 is not difficult to accomplish, using the guidelines to follow. Caution! Lethal AC and RF voltages are present within the cabinets of the VL-1000 Linear Amplifier and VP-1000 Power Supply. Use extreme caution when opening the cabinet(s) to perform any alignment or adjustment steps, and take particular care to inspect interconnection cables frequently to ensure that they are in good condition.
Installation ceiver, a BAND DATA cable may be connected which provides automatic band change and T/R control (thus eliminating the need for cable (B) above), and +48 V DC supply voltage On/Off control (if the REMOTE switch on the rear panel of the VL-1000 is set to the ON position). nected to the INPUT 1/PTT 1/ALC 1 jacks, and that all cables from exciter #2 are connected to the INPUT 2/PTT 2/ALC 2 jacks.
Installation Antenna Connections As many as four HF or 50 MHz antennas may be connected to the rear panel Antenna jacks, labeled ANT 1 ~ ANT 4. The antenna to be used on a particular band will be memorized once you make the selection manually via the front panel ANT switch. See the “Operation” section of this manual for more details.
Plug Pinout BAND-DATA 1 CONTROL NC GND REMOTE PS ALARM LOW POWER GND -12V INPUT +12V INPUT +13.5 V TX GND GND BAND DATA A BAND DATA B BAND DATA C BAND DATA D TX INH as viewed from rear panel BAND-DATA 2 +13.
Front Panel Controls and Switches 1. POWER Switch 4. LOW Switch This switch turns the VL-1000 on and off. When the amplifier is turned off, the INPUT 1 jack is connected directly to the ANT 1 jack. If using a Yaesu transceiver with a BAND DATA cable, the VL-1000 AC power will be remotely controlled by the transceiver’s power switch when the REMOTE switch on the rear panel of the VL-1000 is set to ON. This switch selects the RF output power.
Front Panel Controls and Switches 7. ANT Switch This switch can be used for manual selection of up to four antennas. The antenna selection is stored in memory, so once selected and matched on a particular band, the same antenna will be reselected automatically when ANT recalling that band. One of the indicators “ANT 1” to “ANT ANT 4 4” will appear on the display to indicate which antenna is in use. 8.
Rear Panel Connectors and Switch 1. ANTENNA Jacks 5. PTT Jacks Connect these type M (SO-239) jacks to your antennas using large (RG-213 or larger) 50 Ω impedance coaxial cable with mating plugs (Type M/PL-259). Shorting the center pins of these jacks to ground activates the amplifier for transmission. This function will normally be provided by amplifier control contacts in the T/R relay (or opencollector NPN transistor) in the exciter.
Rear Panel Connectors and Switch 8. INPUT Jacks 10. DC48V IN Jack These type M (SO-239) jacks should be connected through a short 50 Ω coaxial jumper to the (transmitting) antenna jack of the transceivers. Connect this 8-pin Molex socket to the OUTPUT socket on the Yaesu VP-1000 AC Power Supply. This socket provides +48V DC supply voltage for the power amplifier of the VL1000. 9. CONTROL Socket Connect this 8-pin Molex socket to the CONsocket on the Yaesu VP-1000 AC Power Supply.
Operation Preliminary Checks Before switching on power, recheck all interconnections. Be certain that the ground, RF input, and ALC connection cables are all secure. If using a Yaesu FT-980 transceiver for excitation, set the LIN AMP switch on the rear panel to the (upper) Position 1. If using an FT757GX(II) or FT-767GX, ensure that the LIN or LINEAR switch is depressed (Position 1).
Operation Metering An extensive array of metering selections are available to the owner of the VL-1000. Pressing the DISPLAY SELECT switch allows you to choose from among these options.
Operation Drive Power Check ALC Alignment If this is first-time operation, or whenever using a different exciter (transceiver), perform this procedure to check peak exciter driving power. When this amplifier is used with Yaesu transceivers such as the FT-1000MP, FT-990, or FT-920, the ALC system normally will not require alignment.
Operation 8. 9. 10. 11. 12. 13. 14. PLAY 2 key (to decrease ALC voltage/increase power output) until the power output from the amplifier reaches 1000 Watts (these tuning procedures should be as short as possible). Return the input transceiver to the receive mode. Press the LOW switch to select LOW power operation. Again transmit a carrier at full drive power; press the DISPLAY 1 or the DISPLAY 2 key, as needed, until the power output from the amplifier reaches 500 Watts.
Operation Linear Amplifier Operation Beeper on/off Although continuous full exciter power is required for accurate SWR measurement and antenna matching, this will cause overheating if transmitting for an extended period when OPERATE switch is depressed (that is, when the power amplifier section is on).
WARNING Messages If one of these messages should appear, a potentially serious situation is being experienced. Turn the amplifier off, correct the problem, then turn the amplifier back on. If the problem has, indeed, been corrected, full operation at the 1000 Watt power level should be restored. #1001: PROTECTION CIRCUIT DETECTS EXCESSIVE PA The Power amplifier heatsink is overheated. Reduce the drive power or shorten transmissions to cooling the heatsink.
Specifications General Frequency Coverage: 160 ~ 6 Meter Amateur Bands (USA Version: 160 ~ 15, 6 Meter Amateur Bands) Power Output: 1000 Watts @ 220V AC Input to VP-1000 Power Supply Continuous Transmission Period: 100% @ 500 W for 1 hour Case Size (WHD): 410 x 135 x 439 mm Weight (Approx.): 21 kg Supply Voltage: 48 VDC, 12 VDC, 12 VDC Power Consumption (Max.): 48 A @ 48 VDC, 2.8 A @ 12 VDC, 0.
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