Valcom VBBA 2-30 Operation And Installation Instructions Manual Download

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VTM-98006F

Table 1-1

Reference Data

PARAMETER

SPECIFICATION

Nomenclature

Antenna, VBBA 2-30

Manufacturer

35736

Frequency Range

2-30 MHz

VSWR

2.0:1 Maximum

Polarization

Vertical

Power Rating

3 kW

Azimuth Coverage

Omnidirectional

Input Connection

7/8 EIA Flange (see Note 1)

Temperature

-50ºC to 65ºC (-60ºF to 150ºF)

Wind Velocity

140 mph (224 kph)

Humidity

0 - 100 %

Shock

MIL-S-901C Grade A

Vibration

MIL-STD-167-1 Type 1

NOTES:

1. For 1 kW operation, an 7/8 EIA to N adapter can be supplied (optional)

Table 1-2

Equipment, Accessories and Documents Supplied

Summary of Contents for VBBA 2-30

Page 1: ...D INSTALLATION INSTRUCTIONS HF BROADBAND ANTENNA MODEL VBBA 2 30 Valcom Limited 175 Southgate Drive P O Box 603 Guelph Ontario Canada N1H 6L3 Tel 519 824 3220 Fax 519 824 3411 Web Site www valcom guel...

Page 2: ...minor typing errors J S B Sept 2002 Deleted reference to LC N type and 7 8 Heliax adapters as being included They are options to be ordered separately by the customer J S C Nov 2003 Added detail to F...

Page 3: ...6 2 3 Operating Procedures 6 2 3 1 Operator Turn on 6 2 3 2 Modes of Operation 6 2 3 3 Operation Under Interfering Conditions 6 2 3 4 Operator Turn off 6 2 3 5 Emergency Operation 6 2 3 6 Emergency Tu...

Page 4: ...LIST OF ILLUSTRATIONS Figure Page 1 1 Antenna VBBA 2 30 3 4 1 Installation Data 11 LIST OF TABLES Table Page 1 1 Reference Data 4 1 2 Equipment and Documents Supplied 5 4 1 Cable and Connector Group S...

Page 5: ...not service or adjust alone Under no circumstances should any person service or adjust the equipment except in the presence of someone who is capable of rendering aid Personnel working with or near hi...

Page 6: ...erated with a HF transceiver It is designed for use under the severe environmental conditions encountered aboard Naval vessels It is used for either receiving or transmitting high frequency signals Th...

Page 7: ...VTM 98006F 3 Figure 1 1 Antenna VBBA 2 30...

Page 8: ...rtical Power Rating 3 kW Azimuth Coverage Omnidirectional Input Connection 7 8 EIA Flange see Note 1 Temperature 50 C to 65 C 60 F to 150 F Wind Velocity 140 mph 224 kph Humidity 0 100 Shock MIL S 901...

Page 9: ...FOR VBBA 2 30 ANTENNA VTM 98006 1 DC 4 ELECTRICAL INSULATING COMPOUND 9 MS24693 C140 3 8 16 X 75 L FLAT HD SCREW 1 MIL T 22361 ANTI SEIZE COMPOUND 1 GROUND STRAP P N VC 97 00069 1 1 7 8 EIA to N Type...

Page 10: ...ired other than interconnecting the associated transmitter or receiver with the antenna 2 3 3 Operation Under Interfering Conditions No additional or alternate instructions are necessary to operate th...

Page 11: ...roximately 8 25 inches in diameter at the insulator to 2 17 inches at the top The antenna base insulator electrically isolates the radiating section of the antenna from the ground and physically suppo...

Page 12: ...matching those in the antenna base see figure 4 1 4 5 INPUT REQUIREMENTS The antenna has an rf power handling capability of 3 kW in the 2 to 30 MHz frequency range 4 6 INSTALLATION PROCEDURES After un...

Page 13: ...the antenna an 7 8 EIA to N Adapter can be supplied for connecting to an N type feedline cable connector For more than 1 kW operation a 7 8 EIA Flange can be supplied for the feedline used Ensure the...

Page 14: ...VTM 98006F 10 Figure 4 1 Installation Data...

Page 15: ...his should be performed on a monthly basis or after prolonged exposure to sea spray Use a small wire brush to clear any debris from the drain groove found in the bottom of the antenna base 5 2 Correct...

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