| Model ID | Guy R Fountain Memory/HW |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 80 × 110 × 48 cm (W × H × D) |
| Weight | 62kg |
| Frequency Response | 29Hz-20kHz ±3dB |
| Driver | 15" Dual Concentric (3839M) (Ceramic Magnet, PepperPot Waveguide) |
| Impedance (Nominal) | 8Ω |
| Impedance (Minimum) | 5.5Ω |
| Sensitivity | 92dB/W/m |
| Recommended Amplifier Power | 50W-180W |
| Power Rating (RMS) | 120W |
| Power Rating (Peak) | 500W |
| Maximum SPL (1m, 120WW RMS) | 113dB |
| Maximum SPL (1m, 500W Peak) | 119dB |
| THD (90dB SPL, 40Hz-20kHz) | <0.5% |
| THD (110dB SPL, 80Hz-20kHz) | <2.0% |
| THD (113dB SPL, 80Hz-20kHz) | <5.0% |
| Crossover Frequency | 1kHz (2nd Order, Time Compensated) |
| Enclosure Type | Quadruple Ducted Port System |
| Enclosure Volume | 220l |
| Enclosure Composition | 18mm Particle Board, Solid Walnut Trim |
| Finish | Walnut, Cork Baffle, Oatmeal Grill |
| Connections | - Input (Bi-Wired) · Binding Post (Universal)
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| Controls | - Treble Energy (Shelving) (1kHz-20kHz) · ±3dB, 5 Steps
- Treble Roll-Off (Slope) (5kHz-20kHz) · +2dB/-6dB per octave, 5 Steps
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