Technical User Guide
The following information is pulled from the RIU Techincal User Guide. For a comprehensive overview of the RIU, please see the full guide:
View Guide
The RIU is a legacy hardware component of ASTi's DACS audio and communications simulation system.
A comprehensive overview of the RIU can be found in the Technical User Guide
General Specifications
| Compatible with |
DACS |
| Dimensions |
5.5"W x 1.5"H x 7.5"D |
| Mounting |
Desktop, 19" rackmount kit available |
| Power |
+5VDC, 1.1A max, fuse protected (plug-in AC/DC converter supplied with each unit) |
| Audio Connection |
9 pin female sub-min "D" (1 audio input/output and 1 digital input/output each connector) |
| Mean Time Between Failure (MTBF) |
400,000 hours |
Audio Input/Output
Audio Inputs (per channel)
| Impedance |
> 10 kOhm, Balanced |
| Level |
+/- 2.25V peak max |
| Gain |
User configured 0-60 dB |
Audio Output
| Impedance |
Balanced |
| Level |
+/- 2.25V peak max |
| Power |
1W RMS into 8 Ohm bridged load, 250mW into 8 Ohm single ended |
Digital Input/Output
Digital Inputs
| Quantity |
One per audio channel |
| Configuration |
2 pins each audio connector (ground and sense pin) |
Digital Outputs
| Quantity |
One per audio channel |
| Configuration |
Opto-Isolated, 120mA, 2 pins on each audio connector |
TDM Ring
| Connection |
Standard RJ45 Jacks (8 pin) |
| Maximums |
300 ft. length, 14 RIUs/ring, 24 operators/ring |
| TDM Cabling |
Standard 4 pair, Category 5 twisted pair network cable |
Serial Ports
| Quantity |
2 |
| Type |
RS-422 |
| Connection |
Standard RJ12 Jack (6 pin) |
Warranty
ASTi warrants to the buyer and its customers that all items delivered and all services rendered hereunder will conform to the requirements hereof and will be free from defects. In addition to other remedies that may be available at law or in equity, the buyer, at its option, may return to ASTi any nonconforming or defective items or require correction or replacement of the item, all at ASTi’s risk and expense. If Buyer does not require correction or replacement of nonconforming or defective items, ASTi shall repay such portion of the contract price or such additional amount as is equitable under the circumstances.
Warranty period: 12 months from shipment date
