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IBUC
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IBUC
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Operations Manual: Monitor and Control Features
Engineered to Endure
1. Open Loop Operation
In Open Loop Operation, input overdrive point changes based on the user input
attenuation. Once the input overdrive condition occurs, every 1 dB increase of the
input level causes a 1 dB increase in attenuation. If the input level exceeds -15
dBm the algorithm increases the attenuation to maximum.
2. AGC Operation
In AGC Operation, input overdrive point changes based on both user input
attenuation and any attenuation applied by the AGC loop. Once the input overdrive
condition occurs, every 1 dB increase of the input level causes a 1 dB increase in
attenuation. If the input level exceeds -15 dBm the algorithm increases the
attenuation to maximum.
3. ALC Operation
ALC Operation uses no input protection. The output level is automatically
controlled by the attenuators. As the input level increases, ALC attenuates to
maintain the same level.
Summary of Contents for IBUC 3
Page 8: ...vi Engineered to Endure ...
Page 12: ...viii Engineered to Endure ...
Page 14: ...x Engineered to Endure ...
Page 33: ...System Components 2 11 Engineered to Endure Figure 2 3 DC powered IBUC3 Block Diagram ...
Page 37: ...System Components 2 15 Engineered to Endure Figure 2 4 DC Low Power IBUC System Configuration ...
Page 40: ...2 18 IBUC 3 IBUC 3G Operations Manual Functional Description Engineered to Endure ...
Page 60: ...3 20 IBUC 3 IBUC 3G Operations Manual Installation Engineered to Endure ...
Page 90: ...6 8 IBUC 3 IBUC 3G Operations Manual Troubleshooting Engineered to Endure ...
Page 132: ...B 8 IBUC 3 IBUC 3G Operations Manual Using HyperTerminal Engineered to Endure ...
Page 157: ...Menu Options D 3 Engineered to Endure Figure D 3 Hand held Terminal Menu Tree ...
Page 162: ...D 8 IBUC 3 IBUC 3G Operations Manual Hand Held Terminal Menu Tree Engineered to Endure ...
Page 227: ...Data Sheets G 7 Engineered to Endure ...
Page 235: ...I n d e x 3 Engineered to Endure ...
Page 236: ...I n d e x 4 ...