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Ramsey Electronics UT5A Instuction Manual page 18

Universal timer

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ASTABLE TIMING CHART FOR PROVIDED PARTS CONTINUED
C2
0.1 uF
PW
FREQ
0.1 uF
PW
FREQ
0.1 uF
PW
FREQ
10uF
PW
FREQ
10uF
PW
FREQ
10 uF
PW
FREQ
Pots to Minimum
R5/7 = 82k
11.4 mS
5.7 mS
RT
17 mS
TT
58.70 Hz
R5/7 = 470k
65.1 mS
RT
32.6 mS
TT
97.7 mS
10.2 Hz
R5/7 = 1M
138.6 mS
RT
69.3 mS
TT
207.9 mS
4.8 Hz
R5/7 = 1k
13.9 mS
RT
6.9 mS
TT
20.8 mS
48.1 Hz
R5/7 = 47k
651.4 mS
325.7 mS
RT
977.1 mS
TT
1.0 Hz
R5/7 = 82k
1.1 S
568.2 mS
RT
1.7 S
TT
587.0 mHz
50K Pot
Maximum
R4/6 = 132k
18.3 mS
9.1 mS
27.4 mS
36.4 Hz
R4/6 = 520k
72.1 mS
36 mS
108.1 mS
9.3 Hz
R4/6 = 1.05M
145.5 mS
72.8 mS
218.9 mS
4.6 Hz
R4/6 = 51k
706.9 mS
353.4 mS
1.06 S
0.9 Hz
R4/6 = 97k
1.3 S
672.2 mS
2.0 S
496.0 mH
R4/6 = 132k
1.8 S
914.8 mS
2.7 S
364.4 mS
UT5A  20
500K Pot
Maximum
R4/6 = 582k
80.7 mS
40.3 mS
121 mS
8.3 Hz
R4/6 = 970k
134.4 mS
67.2 mS
201.7 mS
4.9 Hz
R4/6 = 1.5M
207.9 mS
104.0 mS
311.9 mS
3.2 Hz
R4/6 = 501k
6.9 S
3.5 S
10.4 S
96 mHz
R4/6 = 547k
7.6 S
3.8 S
11.4 S
88 mH
R4/6 = 582k
8.1 S
4.0 S
12.1 S
83 Hz

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