This is the Transmitter Crystal for the Tactic 72MHz FM Transmitter / used in the Hobbico Flyzone Cessna 182 RTF. / / FEATURES: Replaces lost or damaged transmitter crystals / / INCLUDES: Transmitter Crystal for the Tactic 72MHz FM Transmitter / / REQUIRES: Installing in transmitter / / COMMENTS: Available in the following channels; / TACL4036 72.510 CH36 / TACL4038 72.550 CH38 / TACL4042 72.630 CH42 / TACL4044 72.670 CH44 / TACL4046 72.710 CH46 / TACL4050 72.790 CH50 / / Only for use with the Tactic brand 72MHz transmitters