RI-65-10

RI-65-10 System Overview

The RI-65-10 is an airborne speech message unit designed for automatic voice alerting of flight crew members during aircraft operation.

RI-65-10 Functional Purpose

The unit provides automatic playback of pre-recorded voice warning messages upon receiving discrete signals from onboard aircraft systems, ensuring timely crew awareness of system states and warnings.

RI-65-10 Aircraft Application

The device is used on aircraft and helicopters as part of onboard voice warning and annunciation systems, supporting safe operation under various flight conditions.

RI-65-10 System Integration

The unit operates as the main playback device within the RI-65B speech message system and functions in conjunction with the RI-65-20 remote control panel and, when required, the RI-65-30 matching amplifier. The product is also known under designations RI6510, RI 65 10, ri-65-10.

Product Type: Speech message playback unit; multi-channel tape-based device
Function: Automatic playback of pre-recorded voice warning messages
Application / Where Used: Aircraft onboard voice warning systems
System / Installation Area: RI-65B speech message system
Compatibility: RI-65-20 control panel; RI-65-30 matching amplifier

Number of Channels / Messages: Up to 16
Playback Cycle Time (double playback): 10–12 s
Frequency Response: 300–3400 Hz
Speech Intelligibility: Not less than 96%

Power Supply: 27 V DC
Operating Voltage Range: 20–30 V
Trigger Signal Range: ±20 to ±30 V
Minimum Signal Duration: ≥50 ms
Signal Front Edge Duration: ≤1 ms

Dimensions: 160 × 228 × 228 mm
Weight: Not more than 6.5 kg

Operating Temperature Range: −60 to +60 °C
Relative Humidity: Up to 98% at +40 °C
Atmospheric Pressure Range: 0.665 to 106 kPa

System Role: Main playback unit of RI-65B system

Technical Documentation: Product passport and technical documentation

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.