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Giga-tronics GT-1000A Microwave Power Amplifier 

 

 

Operation Manual, Part Number 34672, Rev. C, March 2011 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
 

 

Operation Manual 

GT-1000A Microwave Power Amplifier 

Содержание GT-1000A

Страница 1: ...Giga tronics GT 1000A Microwave Power Amplifier Operation Manual Part Number 34672 Rev C March 2011 Operation Manual GT 1000A Microwave Power Amplifier ...

Страница 2: ...0 726 4442 only within the United States 925 328 4650 Fax 925 328 4700 On the Internet www gigatronics com Warranty Giga tronics GT 1000A Series instruments are warranted against defective materials and workmanship for one year from date of shipment Giga tronics will at its option repair or replace products that are proven defective during the warranty period This warranty DOES NOT cover damage re...

Страница 3: ...ective EN61010 1 1993 Electrical Safety EN61326 1 1997 EMC Emissions and Immunity Manufacturer s Name Manufacturer s Address Giga tronics Incorporated 4650 Norris Canyon Road San Ramon California 94583 U S A Type of Equipment Model Series Number Microwave Power Amplifier GT 1000A Model Numbers Not applicable Declaration of Conformity on file Contact Giga tronics at the following Giga tronics Incor...

Страница 4: ...er 34672 Rev C March 2011 Record of Changes to This Manual Use the table below to maintain a permanent record of changes to this document Replacement pages will be issued as a TPCI Technical Publication Change Instruction and will be TPCI Number TPCI Issue Date Date Entered Comments ...

Страница 5: ...and Connectors 4 2 3 1 GT 1000A Front Panel Description 5 2 3 2 GT 1000A Rear Panel Description 6 2 3 3 Replace the Fuse 7 2 4 Receiving and Inspection 8 2 5 Prepare the GT 1000A for Use 9 2 5 1 Cooling 9 2 5 2 AC Power Requirements 9 2 6 Shipping Repair and Calibration 10 2 6 1 Shipping the GT 1000A 10 2 6 2 Repairs 10 2 6 3 Calibration 10 CHAPTER 3 OPERATE THE GT 1000A 11 3 1 Operating Safety an...

Страница 6: ...6 Operate the GT 1000A 11 Table 7 Cleaning the GT 1000A 12 Table 8 General Performance 13 Table 9 GT 1000A RF Output Power 13 Table 10 Gain Flatness 14 Table 11 VSWR 14 Table 12 General Specifications 14 Table 13 AC Fuse 15 Table 14 Additional Specifications 15 Table 15 GT 1000A Performance Verification Procedure 17 Table 16 GT 1000A Performance Verification Datasheet 18 Table 17 GT 1000A Options ...

Страница 7: ...CAUTION Indicates a situation which can damage or adversely affect the GT 1000A or associated equipment 1 3 Notes Notes are denoted and used as follows NOTE Highlights or amplifies an essential operating or maintenance procedure practice condition or statement Review this manual to become familiar with the instrument safety markings and instructions before operation This product is a Safety Class ...

Страница 8: ...ersonal injury do not perform any service unless qualified to do so Adjustments described in the manual are performed with the unit energized and protective covers removed Energy available at many points may cause personal injury For continued protection against fire hazard replace the line fuse only with a 250V fuse of the same current rating and type Do not use repaired fuses or short circuited ...

Страница 9: ...rporates the CAP Wireless patented Spatium spatial combining architecture solid state amplifier The Spatium technology amplifier is based on a solid state parallel MMIC design with exceptionally wide bandwidth and high power The unique circuit topology is highly reliable with performance that excels where extremes of bandwidth and power are demanded Provides excellent pulse fidelity Low intermodul...

Страница 10: ...tion Manual Part Number 34672 Rev C March 2011 2 3 Controls Indicators and Connectors The following pages describe all of the features shown in the Figure 1 Figure 2 and Figure 3 below Figure 1 GT 1000A Front Panel Figure 2 Front Panel Indicators Figure 3 GT 1000A Rear Panel ...

Страница 11: ... the exhaust fan has stopped rotating The POWER ON LED remains illuminated and the amplifier is fully functional until a TEMPERATURE FAULT occurs TEMPERATURE FAULT 1 When illuminated indicates the internal heat sink temperature exceeds 75 C All amplifier functions are disabled the POWER ON indicator extinguishes and any other fault indicators are disabled The amplifier remains non functional with ...

Страница 12: ...al detector output at 10 Watts RF out and nominally 250 mV at 1 Watt RF out into high impedance AC Input and fuse Provides the AC power input and over current protection for the amplifier For fuse specifications at the AC voltage to be used for the GT 1000A see Table 13 on page 15 NOTE Instructions for replacing the fuse are located on page 7 Serial number label Provides important information abou...

Страница 13: ...llows see Figure below A Use a small flat blade screwdriver to pry open the fuse compartment B Pull out the white fuse holder C You can now remove the fuse from the fuse holder Figure 4 GT 1000A Fuse Holder 4 Replace the fuse with a new fuse see Table 13 on page 15 for selecting the fuse type Push the fuse holder in and close the fuse compartment door 5 Plug the AC line cord into the rear of the G...

Страница 14: ...y signs of damage If THERE IS evidence of damage record the location and extent of the damage and contact the shipper immediately to report the damage If there is NO EVIDENCE of damage continue to the next step 2 Open the shipping container and inspect the contents for evidence of damage The contents should include any external loose options and accessories and the following Operation Manual AC li...

Страница 15: ...GT 1000A will be powered through an autotransformer verify that the autotransformer s common terminal is connected to the neutral connector the grounded side of the Mains supply MATCH FUSE TO INPUT AC VOLTAGE Before applying AC power to the GT 1000A check that the fuse in the rear of the instrument see Replace the Fuse on page 7 has a voltage rating that matches the AC voltage AC Line Cord All GT ...

Страница 16: ...t has been designed and built for years of trouble free service However if you experience problems with the instrument do the following 1 Contact your local Giga tronics sales office or the factory and be prepared to provide the model serial number and any included options of your instrument and a description of the problem To contact the factory directly use the following information Contacting G...

Страница 17: ...he output of any item of equipment is energized Table 6 Operate the GT 1000A Operate the GT 1000A Step Action 1 Verify that the output of the signal source driving the amplifier is NOT energized before continuing to the next step 2 Connect the equipment to the GT 1000A according to your application NOTE Verify all mating connectors are 50 Ohm and that they are in good condition 3 Apply AC power to...

Страница 18: ...ing the GT 1000A Cleaning the GT 1000A Step Action 1 Use the front panel power switch to de energize the GT 1000A 2 Disconnect the AC power cord from the rear of the GT 1000A 3 Use a small Phillips screwdriver to remove the screws that secure both upper and lower covers of the GT 1000A Remove both covers 4 Use a vacuum cleaner to remove dust from the interior and from the screen in the air exhaust...

Страница 19: ... Performance Limits Conditions Frequency range 2 GHz to 20 GHz Gain 37 dB typical Maximum gain adjust condition Gain adjustment range 10 dB typical Table 9 GT 1000A RF Output Power GT 1000A RF Output Power Frequency Range Specification 2 to 8 GHz 40 dBm 10 Watts typical 38 5 dBm 7 Watts minimum 8 to 12 GHz 38 5 dBm 7 Watts typical 37 dBm 5 Watts minimum 12 to 18 GHz 37 dBm 5 Watts typical 36 dBm 4...

Страница 20: ...0 Ohms 2 1 maximum Output 50 Ohms 2 7 1 maximum 2 3 1 typical Table 12 General Specifications General Specifications Parameter Specification Line Voltage 85 to 264 VAC 47 to 63 Hz Single Phase Line Power 450 VA maximum Operating Temperature 0 C to 50 C Storage Temperature 20 C to 75 C Cooling Forced air field replaceable fans Rack Height 3U 5 25 inches Dimensions 1 5 25 in H x 17 in W x 20 in D 13...

Страница 21: ...AC 10 Amps 200 to 240 VAC 5 Amps 1 The fuse is a Normal Blow type T fuse for both input voltage ranges Table 14 Additional Specifications Additional Specifications Parameter Specification Stability Unconditionally Stable Maximum Load VSWR 3 1 Harmonic Distortion 1 30 dBc typical Spurious 1 60 dBc typical Noise Figure 10 dB typical 14 dB maximum 1 Harmonics measured at 27 dBm output power Spurious ...

Страница 22: ...roadband signal source power sensor and a power meter The test setup is shown in section 4 2 2 The procedure starts on the next page 4 2 1 Equipment and Materials Signal source Giga tronics 2420C or 2520B Microwave Signal Generator or equivalent Power meter Giga tronics 8650A B Series Power Meter or equivalent Power sensor Giga tronics 80323A 1 Watt Power Sensor or equivalent 30 dB attenuator Wein...

Страница 23: ...ss of the attenuator and interconnect cable 4 Turn the GAIN knob on the on the GT 1000A fully counter clockwise setting the gain to its minimum level 5 Set the signal source frequency to 2 GHz the signal source step size to 1 GHz and the output power level to 5 dBm 6 If an automatic frequency correction configuration is not available input the test frequency into the power meter 7 Energize the RF ...

Страница 24: ...000A Performance Verification Datasheet GT 1000A Performance Verification Datasheet 1 Frequency GHz Minimum Power Output dBm Measured Power Output dBm 2 38 5 3 38 5 4 38 5 5 38 5 6 38 5 7 38 5 8 37 9 37 10 37 11 37 12 36 13 36 14 36 15 36 16 36 17 36 18 36 19 36 typical 20 36 typical 1 Measured at 5 dBm input Serial Number Tested by Date Options ...

Страница 25: ...ptions Option Number Description 01 Add internal coupler detector for ext ALC and power monitoring 02 Type N f input and output connectors 1 03 SMA f input and Type N f output connectors 1 04 Both input and output connectors on front panel 2 05 Both input and output connectors on rear panel 2 46 Rack Slide Kit HP style rack only 1 Option 02 and option 03 may not be ordered at the same time 2 Optio...

Страница 26: ...Appendix A Options Giga tronics GT 1000A Microwave Power Amplifier Page 20 Operation Manual Part Number 34672 Rev C March 2011 Last page of Document ...

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