Cpi communications, inc, Current detector, Dtc1 - dc to tone control convertor – CPI Communications DTS1 User Manual

Page 10

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background image

A

A

B

B

C

C

D

D

E

E

4

4

3

3

2

2

1

1

CURRENT DETECTOR

B

DTC1 - DC TO TONE CONTROL CONVERTOR

CPI COMMUNICATIONS, INC.

1(972)429-7160 1(800)869-9128

3

4

Monday, November 08, 1999

Title

Size

Document Number

Rev

Date:

Sheet of

2.5 mA

TIP

6 mA

POLARITY

RING

11 mA

+5

+10

+10

+10

+10

+5

+5

+5

R18

2.2K

R17

2.2K

D7
1N4004

D8
1N4004

D5
1N4004

D6
1N4004

R16

2.2K

R15

2.2K

R14
47K

R11
22K

R8
10K

R9

1K

Q6
2N2222

Q5
2N2222

R10
390

Q8
2N2222

R12
150

Q7
2N2222

Q10
2N2222

R13
56

Q9
2N2222

RN1A
100K

2

1

RN1B
100K

3

1

RN1C
100K

4

1

U2A

2501-4

1

2

15

16

U2B

2501-4

3

4

13

14

U2C

2501-4

5

6

11

12

U2D

2501-4

7

8

9

10

RN1D
100K

5

1

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