The Heco PPS 40 is a 3-way closed compact speaker that was manufactured in Germany from 1981 to 1984. It features a low frequency driver measuring 245 mm, a 38 mm dome midrange, and a 19 mm dome tweeter. The speaker is designed to be aesthetically appealing, available in brown and black metallic finishes. With dimensions of 310 x 500 x 270 mm and weighing 13 kg, the PPS 40 is a robust option for audio enthusiasts. It has a nominal power handling of 100 watts and can handle music peaks up to 150 watts. The speaker exhibits an efficiency rating that allows it to operate well with power as low as 5 watts. Its frequency response spans from 25 Hz to 25 kHz, with transitional ranges at 900 Hz and 4,000 Hz. The impedance can be configured for either 4 ohm or 8 ohm setups. Originally priced at approximately 900 DM per pair, the Heco PPS 40 is noted for its rich sound quality and compact design, making it a suitable choice for various listening environments.
