Pletronics Inc. is a USA based manufacturer of high quality frequency control products in thru-hole and surface mount packages. Dove provides the following Pletronics product line: Crystals (for microprocessors and communication equipment),crystal oscillators (CMOS, TTL, PECL & LVDS) Clock oscillators, OCXO (oven controlled crystal oscillator), VCXO (voltage controlled crystal oscillator), TCXO (temperature controlled crystal oscillator), and TCVCXO (temperature compensated voltage controlled crystal oscillator). Pletronics crystals and oscillators in stock now at Dove Electronic Components, Inc. For more information regarding Pletronics Inc. , call 1-800-232-9825