RFpower HVLA700M Quick Start Manual Download | Manualshive

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MANUALE INGLESE AMPLIFICATORE HVLA700M REV.0

QUICK START

MANUAL

SOLID STATE HF/VHF

LINEAR AMPLIFIER 1.8 - 54 MHz

RFpower

model HVLA700M

- Manual for any transceiver -

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Summary of Contents for HVLA700M

Page 1: ...MANUALE INGLESE AMPLIFICATORE HVLA700M REV 0 QUICK START MANUAL SOLID STATE HF VHF LINEAR AMPLIFIER 1 8 54 MHz RFpower model HVLA700M Manual for any transceiver ...

Page 2: ...MANUALE INGLESE AMPLIFICATORE HVLA700M REV 0 2 SUMMARY Summary page 2 Introduction General Description page 3 Technical Data page 4 Packing Dislocation Electrical Connections page 5 Operation page 6 7 ...

Page 3: ...hese circuits Activ input match attenuator able to match perfectly the output impedance of the transceiver with the input impedance of the amplifier and to protect in a very effective way the amps in case you exceed the drive power Power amplifier stage push pull AB class type composed by 4 X VRF151 RF Power Vertical Mosfets chosen for their robustness resistant to high impedance mismatches and lo...

Page 4: ...ession HF better than 50dB VHF better than 60dB Third Order IMD 32dBc IN OUT Impedance 50 ohms unbalanced SO 239 connectors ALC Adjustable negative going level 5VDC 10Kohms PA Transistor VRF151 MICROSEMI RF Power Vertical Mosfet Amplifier Circuitry Push pull AB class Cooling Quiet variable speed forced air cooling by built in dual ball bearing fan RX TX Switching Time Lower than 10ms Switching Pow...

Page 5: ...uired by the amplifier CONNECTIONS a Connect with a quality 50 ohms coaxial cable headed with PL259 connectors the antenna SO 239 connector of the transceiver to the SO 239 connector labeled RF IN placed on the back of the amplifier b Connect the antenna with a quality 50 ohms coaxial cable headed with PL259 plug to the output SO 239 connector labeled RF OUT placed on the back of the amplifier NOT...

Page 6: ... is ready for the use and every time that you will go in transmission with the HF apparatus the green LED labeled ON AIR placed on the frontal will light To turn OFF the amplifier is sufficient to operate again on the switch placed on the back of the amplifier ON THE DRIVE POWER Premise that is possible to operate with minimum drive power levels it is recommended to adjust the drive power in such ...

Page 7: ...w you can remove the Wattmeter NOTE The yellow LED labeled ALC placed on the front provide an indication the ALC working ON THE PROTECTION ALARM When a the frontal switch labeled FILTER BAND is placed in a wrong working band b the antenna system shows a high VSWR value more than 2 1 open antenna or short circuit antenna c the input drive power is more the protection will immediately intervene sign...

Page 8: ...MANUALE INGLESE AMPLIFICATORE HVLA700M REV 0 8 ...

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