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SPECIAL NOTICE This product is now licensed to Anodyne Electronics Manufacturing (AEM) from Northern Airborne Technology (NAT). AEM is responsible for all matters related to this product, including sales, support and repair services. Please note the transition to convert product manuals and supporting documentation is an ongoing process and is being addressed on an ‘as needed’...
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The status of this installation and operation manual is controlled by the revision shown on the title page. The status of each section is controlled by revision shown in the footer of each page. All revisions affecting sections of this manual have been incorporated. AEM MANUAL REVISIONS Section Revision Number...
Independent control is provided for each audio channel within the controller, allowing sidetone, ICS audio, and RX audio to be independently set. The ICS tie line is fully compatible with other AEM systems including the AA80, AA82, AMS4X and AA9X series units.
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual All audio, except the S/T of the radio in use and the DIRECT AUDIO input signal, is muted during transmit for clarity. ICS operation allows transmit during any ICS mode by using the transmit PTT switch. All switches, relay contacts and external connections are gold plated for maximum reliability.
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AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual Impedance 1 kΩ ±10% for receive inputs 1 kΩ ±10% for co-pilot and passenger mic inputs (150 Ω amplified dynamic Industry standard ‘carbon equivalent’ type. 250 mVrms for rated output) 5 ±1 Ω...
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual Bi-directional Signals: Quantity One NAT ICS tie channel Audio level 0.34 Vrms Impedance 1.8 kΩ ±10% Circuitry Type Single ended Miscellaneous: Annunciators Green LED will light for transmit operation 1.4.2 Physical Specifications Height 1.91"...
Verify that all items are present before proceeding and report any shortage immediately to your supplier. 2.2.1 Warranty All Anodyne Electronics Manufacturing Corp. (AEM) products are warranted for 2 years. See the website www.aem-corp.com/warranty for complete details. Installation Procedures 2.3.1 Warnings Do not bundle any lines from this unit with transmitter coax feed lines.
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual 2.3.3 Cabling and Wiring All unshielded wire shall be selected in accordance with AC43.13-1B Change 1, Paragraphs 11-76 through 11-78. Wire types should be to MIL-W-22759 as specified in AC43.13-1B Change 1, Paragraphs 11-85, 11-86, and listed in Table 11-11.
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual The VOX LEVEL trimpot sets the sensitivity level for the front panel VOX control (the level of audio required to activate microphones). 2.3.5 Mechanical Mounting The AA95-766 may be mounted vertically or horizontally in standard Dzus rails. Before the unit is mounted, make all functional tests and trimpot adjustments.
To meet the operational requirements for headset stations supported by the AA95-766, AEM recommend the dual switch type: a 3-position (momentary/center-off/locking) slider switch for the ICS functions, and a momentary, push-button switch for the Transmit functions. Both switches provide a ‘mic interrupt’...
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AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual To avoid complications in the aircraft, it is recommended that the same type of PTT cordsets be used for all headset locations in the aircraft. It is not good practice to create a situation where a specific cordset is needed for the copilot, which might cause operational errors if moved to a passenger location.
Accessories Required But Not Supplied Installation kit AA90-IKC (AEM Part # D50S37SL-IKC) is required to complete the installation. It consists of one 50-Pin D-min Female Crimp Kit (D50SL-IKC) and one 37-Pin D-min Female Crimp Kit (D37SL-...
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RX-ON RX-ON NAV1 NAV1 RX VOL RX VOL NAV2 NAV2 AA95 AA95 -766 -766 ISO EMR ICS VOL ICS VOL NORMAL NORMAL LIVE LIVE Confidential and Proprietary to NAT...
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual Section 3.0 Operation Introduction Information in this section consists of the functional and operational procedures for the AA95-766 Single Channel Audio Controller. General The AA95-766 provides central adjustment for all the aircraft audio. It allows selection of transmit and receive audio, live, VOX, or keyed (PTT) intercom, control of a hand microphone, and pilot isolation/emergency operation.
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual 3.3.1 Receive Audio Select Switches The transceiver receive audio select switches (white switch bats) are two position switches. The relevant transceiver receive audio is selected ON when the switch is set to the ‘up’ position, and when set to the ‘down’ position it is selected OFF.
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual 3.3.3 ICS Functions The ICS controls consist of the VOX and ICS controls, which are rotary knobs, and the ICS VOX / KEY control, which is an orange two- position toggle switch. The function of these controls is outlined below.
AA95-766 Single Channel Audio Controller SM95-766 Installation and Operation Manual Emergency Operation When the red mode switch is set to the ISO/EMR position, the pilot is removed from the ICS bus and connected directly to the selected radios. This mode should be selected in the event of a box fault or power failure.
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