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Comtech EF Data OM20 User Manual

Page 162

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OM20 Universal Outdoor Modem

Technical Specifications

MN-OM20– Revision 5

8–18

Turbo 1/2 Turbo 3/4 Turbo 7/8 Turbo 1/2 Turbo 3/4 Turbo 7/8

1E-3

TBD

3.2 dB

4 dB

TBD

2.8 dB

3.7 dB

1E-4

TBD

3.4 dB

4.1 dB

TBD

3 dB

3.8 dB

1E-5

2.7 dB

3.6 dB

4.2 dB

2.4 dB

3.2 dB

3.9 dB

1E-6

2.9 dB

3.8 dB

4.3 dB

2.6 dB

3.4 dB

4 dB

1E-7

3.1 dB

4.1 dB

4.4 dB

2.8 dB

3.7 dB

4.1 dB

1E-8

3.3 dB

4.4 dB

4.5 dB

3 dB

4 dB

4.2 dB

Table 8-7 - (O)QPSK BER Performance (Turbo)

BER

Specification

Typical


Turbo 3/4 Turbo 7/8 Turbo 3/4 Turbo 7/8

1E-3

5.6 dB

6.7 dB

5.2 dB

6.3 dB

1E-4

5.8 dB

6.8 dB

5.4 dB

6.4 dB

1E-5

6 dB

6.9 dB

5.6 dB

6.5 dB

1E-6

6.2 dB

7 dB

5.8 dB

6.6 dB

1E-7

6.4 dB

7.1 dB

6 dB

6.7 dB

1E-8

6.8 dB

7.2 dB

6.3 dB

6.8 dB

Table 8-8 - 8PSK BER Performance (Turbo)

BER

Specification

Typical


Turbo 3/4 Turbo 7/8 Turbo 3/4 Turbo 7/8

1E-3

6.3 dB

7.8 dB

6 dB

7.4 dB

1E-4

6.7 dB

7.9 dB

6.4 dB

7.5 dB

1E-5

7 dB

8 dB

6.7 dB

7.6 dB

1E-6

7.4 dB

8.1 dB

7.1 dB

7.7 dB

1E-7

7.8 dB

8.2 dB

7.5 dB

7.8 dB

1E-8

8.2 dB

8.3 dB

7.9 dB

7.9 dB

Table 8-9 - 16QAM BER Performance (Turbo)

BER

Specification

Typical


Table 8-10. Open Network Performance

BER

Specification

Typical

IBS

IDR

IDR

IBS

IBS

IDR

IDR

1/2 Rate

3/4 Rate

7/8 Rate

1/2 Rate

3/4 Rate

3/4 Rate

7/8 Rate

1E-3

4.1 dB

5.2 dB

6.2 dB

3.25 dB

4.2 dB

4.35 dB

5.8 dB

1E-4

4.6 dB

6.0 dB

7.1 dB

3.8 dB

4.9 dB

5.25 dB

6.5 dB

1E-4

5.3 dB

6.7 dB

7.9 dB

4.6 dB

5.6 dB

5.9 dB

7.2 dB

1E-6

6.0 dB

7.5 dB

8.6 dB

5.2 dB

6.3 dB

6.6 dB

7.9 dB

1E-7

6.6 dB

8.2 dB

9.3 dB

5.9 dB

6.9 dB

7.3 dB

8.6 dB

1E-8

7.1 dB

8.7 dB

10.2 dB

6.4 dB

7.5 dB

7.8 dB

9.4 dB