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IM10-OS3AH
Revision History
89
Revision
Date
ECO
Description
5-1-1
Feb 05
812
• Ferrite Bead was:
1210-73030350 FERRITE BEAD, 73MIX,3x3.5mm OD
now: 1210-43030350 FERRITE, BEAD,43MIX,3x3.5mm OD
• Synthesizer Block Diagram now included.
• Top frequency corrected from 512 to 470MHz
829
• To allow for an additional channel step size of 2.5 kHz in the VHF
150MHz Enhanced Receivers and Transmitters.
5-2-1
May 05
846
• Affects OSR-3H141, OSR-3H162, OST-3H141, and OST-3H162
with PCB 50025-04;
R19 was 1150-5A2213FP RES., SM, 221K 0805, 1%,100ppm
now 1150-5A2743FP RES., SM, 274K 0805, 1%,100ppm
R59 was 1150-4A1002FP RES., SM, 10K0 0805, 1%,100ppm
now 1150-5A2213FP RES., SM, 221K 0805, 1%,100ppm
C16 was 1008-3A102K5R CAP., SM, 1nF CER, 0805,X7R,50V
now Not Installed
All associated drawings, schematics, and parts lists updated.
• Affects OSR-3H440 AND OST-3H440 with PCB 50028-05
R19 was 1150-4A7502FP RES., SM, 75K0 0805, 1%,100ppm
now 1150-5A2743FP RES., SM, 274K 0805, 1%,100ppm
R42 was 1150-4A1002FP RES., SM, 10K0 0805, 1%,100ppm
now 1150-5A2213FP RES., SM, 221K 0805, 1%,100ppm
All associated drawings, schematics, and parts lists updated.
All associated drawings, schematics, and parts lists updated.
5-3-0
Dec 05
6113
• Affects OSR-3H141 and OST-3H141 with PCB 50025-04;
C23 was 1008-1A120J1G CAP., SM, 12pF CER., 0805, C0G
now 1008-1A100J1G CAP., SM, 10pF CER., 0805, C0G
D1 was not installed
now 2106-MMBV609L DIODE, MMBV609L,VARICAP,SOT-23
R47 was 1150-1A47R5FP RES., SM, 47R5 0805, 1%,100ppm
now 1150-1A27R4FP RES., SM, 27R4 0805, 1%,100ppm
R48 was 1150-1A47R5FP RES., SM, 47R5 0805, 1%,100ppm
now 1150-1A27R4FP RES., SM, 27R4 0805, 1%,100ppm
R49 was 1150-1A10R0FP RES., SM, 10R0 0805, 1%,100ppm
now 1150-1A39R2FP RES., SM, 39R2 0805, 1%,100ppm
R52 was not installed
now 1150-2A1500FP RES., SM, 150R 0805, 1%,100ppm
JU3 was generic not installed
now band specifi c installed
5-4-0
Apr 06
6138
• Affects OSR-3H141, OSR-3H162, OST-3H141, and OST-3H162
with PCB 50025-04;
C17 was 1008-3A102K5R CAP., SM, 1nF CER 0805, X7R, 50V
now 1008-4A333K5R CAP., SM, 33nF CER 0805, X7R, 50V
Содержание OSR-3H061
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