The Philips RH 456 is a loudspeaker model released between 1976 and 1977. It features a black front with a wood housing, giving it a classic look. The dimensions of this speaker are 475 mm in height, 355 mm in width, and 255 mm in depth, making it compact and suitable for various listening environments. The original price at launch was approximately 315 DM per piece. This speaker is designed as a 3-way system with three speakers configured in a closed cabinet. The driver configuration includes a 200 mm cone woofer, a 134 mm midrange driver (type AD-0210/SQ-4), and a 25 mm dome tweeter (type AD-0161/T-4). In terms of performance, the RH 456 has a nominal power handling of 20 watts and can handle up to 40 watts of music power. It has an impedance of 4 Ohms and offers a frequency response ranging from 35 Hz to 20 kHz, with transitional ranges at 700 Hz and 3 kHz. This model is part of a series that includes the RH 452, RH 453, and RH 457.
