New Master Price list ready for download. An easy way to see which products can help your projects. ATI's shopping cart is being updated and all products are not in the shopping cart please contact Analog technologies for the products you need. Phone Number 408-748-9100. more info » Oct 26, 2018 · X-Plane 11.30b1 is out today, and it includes updates to the default Cessna 172 autopilot. It is now an S-Tec 55, which is a high-end general aviation dual-axis rate-based digital autopilot. This is a big change from how the C172 autopilot worked previously! Most notably, this autopilot does not have buttons with toggle logic, so […] Feb 14, 2018 · Once certified, the S-TEC 3100 can be installed as a new system or as an upgrade for any S-TEC autopilot. Upgrades will utilize existing S-TEC servos, making for a simple installation process. The 2-axis S-TEC 3100 is $19,995 retail for a fresh installation, which includes altitude hold, autotrim and altitude preselect, as well as new features such as envelope protection and straight and level mode. High Pressure Feedthroughs; Type Installation Voltage DC Amps Conductor Material Part No. Price on request; Hex Thread; Tec-1: 3/8 1/4/2028: 1.5 kV: 7.5 52 Nickel Iron (Gold Plated)