Repeater Users

If you warn reliable access to the repeaters in your area, you want and need SENTRY CRYSTALS. SENTRY CRYSTALS are custom made for your rig. We don't stock a large quantity of crystals for a certain frequency and hope you can tweak them to frequency in your rig. We do offer FAST service ton crystals made especially for you and your rig. if you want reliable, on-frequency operation, INSIST ON SENTRY.

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