The Peavey RX14 Driver is a 1.4" titanium compression driver (tweeter) found in Peavey PR series speaker cabinets, such as the PR12. The RX14 simply replaces blown or faulty compression drivers, and restores the cabinet's high and mid frequency response. Specifications Driver Size: 1.4" (35.55mm) Throat Size: 0.938" (23.8mm) Impedance Nominal: 8 ohms Minimum: 7.1 ohms DC Resistance: 6.8 ohms Power Capacity 1000Hz to 20,000Hz 120W peak 60W program 30W continuous Sensitivity 104dB SPL 1 Watt at 1 meter On-axis on 90º H x 45º V horn Efficiency: Nominal: 30% Frequency Response: 1.5kHz to 20kHz Crossover Recommended: 1,800 Hz at 12 dB / Octave Lowest Recommended: 2,000 Hz at 12 dB / Octave Material Diaphragm: Commercially pure titanium Voice Coil Material: Edge-wound ribbon withhigh temp Kapton bobbin Voice Coil: Diameter: 1.4" (34.4mm) Flux Density: 11,500 gauss (1.15T) Dimensions 3.54 x 2.40" (90 x 61mm) (Diameter x Depth) Horn Coupling Diameter: 0.938" (23.8mm) Horn Coupling Threads: Standard 1 3/8" / 18" Weight: 2.1 lb (33.6 oz)