Hi y'all! 
Can the Optic 6 use Single conversion crystals? I tried using Dual conversion crystals (Hitec) on the Tx and Rx (the Airtecnic one), but the Rx won't respond. So, instead of getting a new Hitec Rx for my plane, can I just get Single conversion crystals for both the Tx and Rx?
Thank you!

Can the Optic 6 use Single conversion crystals? I tried using Dual conversion crystals (Hitec) on the Tx and Rx (the Airtecnic one), but the Rx won't respond. So, instead of getting a new Hitec Rx for my plane, can I just get Single conversion crystals for both the Tx and Rx?
Thank you!
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