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Jul 19 

 

 

 

 

 

 

 

 

 

RF Amplifier   

Including:  Basic Deflector Alignment  
 

 

D1384-aQ110-x 

 

 

D1384-aQ120-x 

 

 

D1384-aQ140-x 

 
Instruction Manual

 

RFA0110-4 / RFA0120-4 / RFA0140-4 -x Series 

 

Models - 

 

RFA0110-4-20   

: 90 -130MHz, dual amplifier module,  20W per output  

 

RFA0120-4-15   

: 100-140MHz, dual amplifier module, 15W per output  

 

RFA0140-4-12   

: 110-160MHz, dual amplifier module, 12W per output  

 

 

Options -x: 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ISOMET CORP, 10342 Battleview Parkway, Manassas, VA 20109, USA. 

Tel:  (703) 321 8301,  Fax: (703) 321 8546,  e-mail: 

[email protected]

 

www.ISOMET.com

 

ISOMET (UK) Ltd, 18 Llantarnam Park, Cwmbran, Torfaen, NP44 3AX, UK.  

Tel: +44 1633-872721,  Fax: +44 1633 874678,  e-mail

[email protected]

  

ISOMET

 

Summary of Contents for RFA0110-4 Series

Page 1: ...W per output RFA0120 4 15 100 140MHz dual amplifier module 15W per output RFA0140 4 12 110 160MHz dual amplifier module 12W per output Options x ISOMET CORP 10342 Battleview Parkway Manassas VA 20109...

Page 2: ...x 25nsec This amplifier is designed to operate at full rated power into a 50 load with 100 duty cycle Trace 1 RF output Trace 2 Sync signal Water cooling is mandatory The heatsink temperature must not...

Page 3: ...lid and 3 Gate signal is valid via J9 of the iMS4 plus Software command Normal condition is all ON Thermal Interlocks The AOM and Driver are fitted with thermostatic switches which will switch open ci...

Page 4: ...or a 50 RF load if to measure the modulator RF output power Connection order depends on the orientation as shown on page 12 Relative phase delay depends on the input source 3 3 1 Connect the RF input...

Page 5: ...ply a constant RF input to the input SMA connector of the RFA0110 4 Input the laser beam toward the centre of either aperture of the AO device For Quartz AO devices ensure the polarization is vertical...

Page 6: ...peaks and troughs are noted across the sweep it is probable that the phase shift between the RF channels is incorrect for the Bragg orientation of the AO deflector The lead lengths between the two out...

Page 7: ...t ball of brushed short fibres removed cotton slightly moistened with clean alcohol Before the alcohol has had time to dry on the surface wipe again with dry cotton in a smooth continuous stroke Exami...

Page 8: ...5 0v OFF The above ONLY applies if RFA originally suppled without an iMS4 DO NOT make connection to other pins 2 0 Coaxial SMA 4x Inputs Low level RF Input Frequency range 50MHz Minimum 180MHz Maximu...

Page 9: ...17 230 G 1 8 Thread Pipe fittings 2 off Water cooled Heatsink Mounting Holes 4 places M5 Thread 15way D type Plug RF DRIVER MODEL S N 24V 0V DC Input 6 32 UNC screw terminal RF Outputs BNC 4 off RF I...

Page 10: ...10 ISOMET Vdc Vdc RF Output GATE D type SMA RF Input PA Transistor Figure 2 Driver Block Diagram Per Channel...

Page 11: ...2 Y axis OPTICS BED GATE input signal J9 CONTROLCABLE In1 In2 15wD In3 In4 RF1 RF2 INT RF3 RF4 J4 J3 J2 J1 J5 XYScan 1 1orientation INT J1 J2 APERTURE BLOCK X scan 1st Y scan 1st 0 0 Figure 4 Typical...

Page 12: ...trolled Output RF1 RF2 AOD RF1 RF2 AOD RF1 RF2 AOD Correct orientation as viewed from top of AOD Connector type and identification may differ Connection options for Beam Steered AO Deflectors Amplifie...

Page 13: ...put Bragg angle relative to a normal to the optical surface and in the plane of deflection is BRAGG fc 2 v The separation angle between the zeroth order and mid scan point of the first order is SEP fc...

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