1)  DM500C, Philips tuner
2) D500-S technical data
a) 250 MHz power PC processor (350Mips)
b) Linux operating system
c) 1 x smartcard-reader
d) MPEG2 hardware decoding
e) Common available NIMs (DVB-S, DVB-C, DVB-T)
f) V.24/RS232 interface
g) 10/100M bits compatible Ethernet interface
h) 2 LEDs status
i) Unlimited channel lists for TV/radio
j) Channel-change time < 1 second
k) Full automatic service scan
l) Supports directly bouquet-lists
m) Supports EPG (electronic program guide)
n) Supports own videotext
o) Supports multiple LNB-Switching control (supports DiSEqC)
p) Fully adaptable OSD in many languages and skin-support
q) S/PDIF Interface for digital bit stream out (AC-3)
r) 1 x Scart-interfaces
3) DBS-tuner:
a) Frequency range: 950 ~ 2,150MHz
b) Signal level: - 65dBm ~ 25dBm
c) Signal-to-noise level: 12dB max.
d) DBS-tuner input connector F-type female
e) Input Impedance 75ohm
f) AFC: ±3MHz
g) Demodulation shaped QPSK
h) FEC viterbi and reed-solomon
i) Vertebrate: 1/2, 2/3, 3/4, 5/6, 7/8, automatic assimilation
j) Roll-off factor: 35 %
k) Demultiplexing according ISO13818-1
4) Video decoder:
a) Video compression: MPEG-2 and MPEG-1 compatible
b) Video standard: PAL G / 25Hz
c) Video formats 4:3 / 16:9
d) Footage 16:9, automatic assimilation for 16:9 TV-device (over Scart)
e) Letterbox precolating for 4:3 TV-device
5) Audio decoder:
a) Audio compression MPEG-1 and MPEG-2 layer I and II
b) Audio mode dual (main/sub), stereo
c) Frequency: 32kHz, 44.1kHz, 48kHz, 16kHz, 22.05kHz, 24kHz
6) Output analog:
a) Output level L/R 0.5Vss on 600ohm
b) THD: >60dB (1kHz)
c) Crosstalk: <65dB
7) Output digital:
a) Output level: 0.5Vss on 75ohm
b) Sampled data filtering 32kHz, 44.1kHz, 48kHz
c) S/PDIF - output optical (AC3)
8) Video parameter:
a) Input level FBAS 1Vss±0.3dB on 75ohm
b) Teletext filter in conformity with ETS 300 472 standard
9) TV-scart: output: FBAS, RGB, S-VHS
10) Serielle Interface RS 232:
a) Type: RS232 bidirectional
b) Bitrate: 115.2kBit/s max.
c) Plug connector SUB-D-9
d) Function: update of firmware
11) Ethernet:
a) 10/100M bits compatible interface
b) Function: update of firmware, connect to PC
12) LNB power and polarization:
a) LNB current: 500mA max.; short-circuit-proof
b) LNB voltage vertical: <14V without load, >11.5V at 400mA
c) LNB voltage horizontal: <20V without load, >17.3V at 400mA
d) LNB shut-off at standby-mode
13) Count of active satellite position:
a) DiSEqC 1.0/1.2 SAT position / SAT option
b) DiSEqC - rotor control
14) Power consumption: <10W / 12V
15) Input voltage: DC 12V, alternating acurrent &plumsn;15%
16) Extern power supply:
a) Input: 110 - 240V AC / 50 - 60Hz / 0.6A
b) Output: 12V / 1A
17) Physical specifications:
a) Ambient temperature: +15°C ~ +35°C
b) Humidity: <80%
c) Dimensions (W x D x H): 195 x 130 x 40mm