Philips pm2521 - Analog Section (Extended Measurements)

08
Fig. 51.
Waveforms, digital
part
82
Fig.
52.
Waveforms,
free-run
85
Fig.
53.
Switch for
high current
ranges
90
Fig. 54. Switch p.c.b.
iay-out,
front
view
99
Fig. 55.
Switch p.c.b. lay-out,
rear view
99
Fig. 56.
Display p.c.b.
lay-out, component side
100
Fig.
57.
Display p.c.b.
lay-out, conductor
side
100
Fig.
58.
Adapting
the mains
transformer
101
Fig. 59. Main
p.c.b. lay-out,
component side
102
Fig. 60.
Main p.c.b. lay-out,
conductor side
103
Fig.
61 .
Additional
components
on
conductor
side of main p.c.b
104
Fig. 62.
Power supply circuit
diagram
105
Fig.
63.
Analog
section circuit diagram
110
Fig. 64. Digital
section
circuit diagram
Ill
Fig.
65.
Modifications
in active
filter
115
Fig. 66.
Modifications in
current source
116
Fig. 67. Main p.c.b.
lay-out,
component
side
former version
117
Fig.
68. Main p.c.b.
lay-out, conductor
side former version
118
Fig.
69.
Additional components on
conductor side of main
p.c.b
119