FlexRadio Systems FLEX-1500, Service Manual

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BAND 5
BAND 6
BAND 7
BAND 8
Delevan 1812 Iron Core, Unshielded
Coilcraft FS
Coilcraft FS
Coilcraft FS
220p
1.8u 1.8u 1.8u 1.8u
330p 330p 220p
430p 620p 430p
GND GND GND
+3.3V +3.3V
+3.3V
750p
5.6u_FS 5.6u_FS 5.6u_FS 5.6u_FS
1.3n 1.3n 750p
1.3n 2n 1.3n
GND GND GND
360p
2.4u_FS 2.4u_FS 2.4u_FS 2.4u_FS
560p 560p 360p
680p 1n 680p
GND GND GND
470p
3.9u_FS 3.9u_FS 3.9u_FS 3.9u_FS
750p 750p 470p
910p 1.3n 910p
GND GND GND
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
10n
10n
10n
10n
10n
10n
10n
10n
.1u
.1u .1u
.1u .1u
.1u .1u
250p
BANDPASS FILTER BANK - MIDDLE
7.7 - 11.4 MHz
5.2 - 7.7 MHz
3.5 - 5.2 MHz
2.3 - 3.5 MHz
Physical Position on PCB:
Band 4 - 11.4 - 17.0 MHz
Band 8 - 2.3 - 3.5 MHz
Band 2 - 25.3 - 37.6 MHz
Band 5 - 7.7 - 11.4 MHz
Band 9 - 1.6 - 2.3 MHz
Band 1 - 37.6 - 56.0 MHz
Band 12 - Bypass
Band 6 - 5.2 - 7.7 MHz
Band 10 - 0.88 - 1.6 MHz
Band 3 - 17.0 - 25.3 MHz
Band 7 - 3.5 - 5.2 MHz
Band 11 - 0.49 - 0.88 MHz
Copyright FlexRadio Systems 2009, 2010
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2
GND
K9
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2 GND
K10
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2 GND
K11
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2 GND
K12
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2
GND
K13
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2 GND
K14
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2
GND
K15
PE4259
5
1
3
6
4 2
CTRL
VDD
RFC
RF1
RF2 GND
K16
PE4259
C67
L18 L19 L20 L21
C68 C69 C70
C71 C72 C73
C94
L30 L31 L32 L33
C95 C96 C97
C98 C99 C100
C76
L22 L23 L24 L25
C77 C78 C79
C80 C81 C82
C85
L26 L27 L28 L29
C86 C87 C88
C89 C90 C91
C75
C84
C93
C102
C74
C83
C92
C101
C282
C283 C284
C285 C286
C287 C288
C281
BPFI/2 BPFO/4
BAND05/11
BAND06/11
BAND07/11
BAND08/11