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Part List

12

Ref.

SRS part Value Description

Z 0

0-00043-011 

4-40 KEP

Nut, Kep

Z 0

0-00079-031 

4-40X3/16 M/F

Standoff

Z 0

0-00089-033 

4"

Tie

Z 0

0-00128-053

4" #24

Wire #24 UL1007 Strip 1/4x1/4 Tin

Z 0

0-00150-026 

4-40X1/4PF

Screw, Black, All Types 

Z 0

0-00187-021 

4-40X1/4PP

Screw, Panhead Phillips

Z 0

0-00208-020 

4-40X3/8PF

Screw, Flathead Phillips

Z 0

0-00209-021 

4-40X3/8PP

Screw, Panhead Phillips

Z 0

0-00221-000 

SR440FOOT

Hardware, Misc.

Z 0

0-00263-052 

3" #22

Wire #22 UL1007

Z 0

0-00266-052 

8-1/2" #22

BLK  Wire #22 UL1007

Z 0

0-00304-043 

7/8X3/8X1/16

Washer, nylon

Z 0

0-00386-003 

SOLDR SLV RG174

Termination

Z 0

0-00440-052 

2-1/2" #22 RED

Wire #22 UL1007

Z 0

7-00604-720 

SR554-1

Fabricated Part 

Z 0

7-00605-720 

SR554-2

Fabricated Part

Z 0

7-00606-720 

SR554-3

Fabricated Part

Z 0

7-00607-709 

SR554

Lexan Overlay

Z 0

9-00267-917 

GENERIC

Product Labels

Summary of Contents for SR554

Page 1: ...nsformer Preamplifier 1290 D Reamwood Avenue Sunnyvale California 94089 Phone 408 744 9040 Fax 408 744 9049 email info thinkSRS com www thinkSRS com Copyright 1999 by SRS Inc All Rights Reserved Revis...

Page 2: ......

Page 3: ...er and Buffer 500 nominal Transformer only 100 nominal See Amplitude Frequency Response Curve pg 6 Gain Accuracy 5 with fixed source resistance Gain Stability 100 ppm C Outputs Single ended or differe...

Page 4: ...2...

Page 5: ...If a longer cable is required any standard 9 pin cable will suffice since all connections are straight through When the lock in power is on the POWER indicator on the SR554 will light The SR554 output...

Page 6: ...lock in amplifier s overload indicator The SR554 s overload indicator is only functional when the unit is in the buffered mode If the unit is operated in the bypassed mode and power is applied the ov...

Page 7: ...l become 500 k If the instrument that the SR554 is connected to has an input impedance of 1 M 1 3 of the signal is lost Any significant cable capacitance will create a low pass filter with this output...

Page 8: ...e optimum operating frequency can be determined from this graph USING THE SR554 WITH SRS LOCK INS The SR554 is not sensed through the 9 pin cable by SRS lock in amplifiers Therefore the lock in does N...

Page 9: ...the lock in amplifier s input by 40 dB 100x over most frequencies DC to 500 MHz To minimize radiated noise a thick low impedance wire should be connected from the ground plug to a quiet ground point I...

Page 10: ...8...

Page 11: ...is places the lock in in a known state The power LED of the SR554 should light 3 Set the input to DC coupled grounded shield Set the time constant to 300 ms 1 s for 1 Hz measurement 12 dB oct filter a...

Page 12: ...10...

Page 13: ...3 120 BNC Connector BNC J 104 1 00003 120 BNC Connector BNC J 104 1 00014 160 9 PIN D Connector D Sub Right Angle PC Female J 109 1 00229 102 BINDING Binding Post L 101 6 00174 630 6611 TYPE 43 Ferrit...

Page 14: ...Screw Flathead Phillips Z 0 0 00209 021 4 40X3 8PP Screw Panhead Phillips Z 0 0 00221 000 SR440FOOT Hardware Misc Z 0 0 00263 052 3 22 Wire 22 UL1007 Z 0 0 00266 052 8 1 2 22 BLK Wire 22 UL1007 Z 0 0...

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