E&I 2100L Manual Download Page 1

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

July 2012 Revision I

2100L

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 voltages and be

thoroughly familiar with this manual.

Do not attempt to operate this unit prior to reading this manual.

Summary of Contents for 2100L

Page 1: ...hout notice July 2012 Revision I 1 2100L 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 volta...

Page 2: ...ly 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 cost...

Page 3: ...M FM SSB pulse and any complex modulation signals The amplifier has 50 dB gain it is unconditionally stable and will not oscillate even with combinations of mismatched source and load impedance It is...

Page 4: ...put load conditions without damage POWER OUTPUT METER True RMS power detection 3 of full scale accuracy from 20 KHz 12 MHz POWER REQUIREMENTS 100 240 VAC 47 63 Hz SIZE 5 3 x 16 5 x 18 4 inches 13 5 x...

Page 5: ...ms indicated maximum input voltage is 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 Connec...

Page 6: ...unrestricted If the fault persists please contact Field Service 2 3 3 RS 232 Interface The 2100L features a standard RS 232 serial interface suitable for connection to a PC or host system The communi...

Page 7: ...l from the input of the driver is coupled to the input of the MMIC front end The output signal of the MMIC is coupled to the gate of transistor Q1 The further amplified signal appearing at the drain o...

Page 8: ...12 Revision I 8 The main power supply unit provides a 48 VDC 12 ampere source It is a switch mode power supply unit The output feeds the PA and the 24 Volt DC power supply regulator This in turn provi...

Page 9: ...ocedure 4 2 1 Initial Check The following check can be made after repair and adjustments or whenever the condition of the unit is in question a Connect AC power supply Switch on power and observe that...

Page 10: ...surement of Gain 1 Equipment Required or equivalent a Osilloscope Tektronix T921 b Sweep Generator HP8601A c Signal Generator Exact Model 7060 d 50 ohm Detector Wavetek D151 e Attenuator 30 dB 200 Wat...

Page 11: ...el to full deflection Rotate the step attenuator CCW so that the output is reduced by 50 dB g Reconnect the 2100L into the test set up of Figure 4 1 h Place the 2100L power switch to the ON position i...

Page 12: ...aper or plastic and place 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 reli...