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The material contained in this document is the property of Electronics & Innovation Ltd., it is
subject to change without notice.

August 2012 Revision D

Coupler

RF IN

RF OUT

To Page 2 c

RF Detect

2500L RF Amplifier

Splitter

Driver 1

24 Volt

To Page 2 a

To Page 2 b

42 Volt

2100L PA

Driver 1

Splitter

2100L PA

42 Volt

Splitter

Driver 1

24 Volt

To Page 2 a

To Page 2 b

42 Volt

2100L PA

Driver 1

Splitter

2100L PA

Combiner

2500L

– SCH-01

Summary of Contents for 2500L

Page 1: ...out notice August 2012 Revision D 1 2500L Broadband Power Amplifier HIGH RF VOLTAGES MAY BE PRESENT AT THE OUTPUT OF THIS UNIT All operating personnel should use extreme caution in handling these volt...

Page 2: ...lly operational such that it performs according to the original specifications free of charge to the original purchaser Should warranty service be required the unit must be returned to E I freight cos...

Page 3: ...ts of AM FM SSB pulse and any complex modulation signals The amplifier has 60 dB gain it is unconditionally stable and will not oscillate even with combinations of mismatched source and load impedance...

Page 4: ...conditions without damage POWER OUTPUT METER True RMS power detection 5 of full scale accuracy POWER REQUIREMENTS 200 240VAC Single Phase 47 63 Hz SIZE 24 X 16 75 X 20 inches 330 X 425 x 508 mm WEIGHT...

Page 5: ...times the level of the input signal required to achieve maximum output Input voltages in excess of 2 volts peak may permanently damage the instrument iii Connect the output via a 50 ohm coaxial lead a...

Page 6: ...t system The communication protocol is extremely simple to facilitate readback and control with readily available terminal programs such as Hyperterm The RS 232 link has the following parameters Baud...

Page 7: ...port The driver output signal are fed through a length of coaxial cable to the input of a power splitter the outputs of this are fed to the power amplifier modules In each PA module the signal is spli...

Page 8: ...RF IN RF OUT To Page 2 c RF Detect 2500L RF Amplifier Splitter Driver 1 24 Volt To Page 2 a To Page 2 b To Page 2 b 42 Volt 42 Volt 2100L PA 2100L PA 2100L PA Driver 1 Splitter 2100L PA 42 Volt Splitt...

Page 9: ...nd is fail safe under all load conditions Damage can only be externally caused by the incorrect selection of the AC supply voltage or by an input signal in excess of the specified 1 volt rms equivalen...

Page 10: ...tput level of the sweep generator so that a 50 ohm video detector connected at the output of the unit will not be damaged by excessive power output Reference section 4 4 1 for set up d Observe the gai...

Page 11: ...tts Bird Figure 4 1 Gain Measurement 2 Connect the equipment as shown in Figure 4 1 then proceed as follows a Set the oscilloscope to DC Time cm to Ext X and gain to l0mv cm b Set the sweep generator...

Page 12: ...ction Rotate the step attenuator CCW so that the output is reduced by 50 dB g Reconnect the 2500L into the test set up of Figure 4 1 h Place the 2500L power switch to the ON position i Observe the gai...

Page 13: ...in a rigid outer box of wood fiberboard or very strong corrugated cardboard Use ample soft packing to prevent movement Provide additional support for projecting parts to relieve these of unnecessary s...

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