R&S®NM8200 Family of VHF Transmitters

Air-cooled transmitters for analog and digital TV

Specifications

Specifications common to the R&S®NM8200 and R&S®NW8200
Frequency range   170 MHz to 254 MHz
Power supply   3 × 400 V AC ± 15 %, three-phase operation;
47 Hz to 63 Hz
Maximum installation altitude   2000 m above sea level (over 2000 m on request)
Operating temperature range   +1 °C to +45 °C
Permissible relative humidity   95 %, without condensation
Dimensions W × H × D 600 mm × 2000 mm × 800 mm
(23.6 in × 78.7 in × 31.5 in)
RF connector   EIA 1 5/8"
Electromagnetic immunity1) to fast transients and bursts, in line with IEC 61000-4-4 < 2 kV (power feed)
< 1 kV (signal inputs)
  to surges, in line with IEC 61000-4-5 symmetrical < 1 kV (e.g. L1-L2)
unsymmetrical < 2 kV (e.g. L1-N)
Synchronization
Reference frequency   10 MHz, 0.1 V to 5 V (Vpp) or TTL, BNC
Reference pulse   1 Hz, TTL, BNC
Local and remote control
Local control color display and keys on transmitter front side via graphical user interface (GUI)
  RJ-45 via PC using standard web browser
Remote control RJ-45 IEC 864-2 via Ethernet, standard
  RJ-45 network management interface (web server and/or SNMP agent), optional
  parallel remote control interface floating contacts for messages and commands, optional
  bit bus bus interface in line with IEC 864-2, optional
1) With built-in line-side overvoltage protection; more stringent requirements are to be covered by additonal on-site measures.  

R&S®NM8200 for analog TV
  NM8201 NM8202 NM8203 NM8204
Number of amplifiers 1 2 3 4
RF output power 750 W 1500 W 2250 W 3000 W
Air flow rate 8.5 m3/min 8.5 m3/min 17 m3/min 17 m3/min
Reference frequency 10 MHz, 0.1 V to 5 V (Vpp) or TTL, BNC
TV standards B, G, D, K, M, N, I
Color transmission PAL, NTSC, SECAM
Inputs (video) 2 × video
Inputs (audio) without NICAM: 2 × AF
with NICAM: 2 × AF + 1 × AF for third language
standard M/N: 1 × AF + 1 × BTSC (BNC)
Sound transmission IRT dual-sound coding; FM single-sound and NICAM 728 (–13  dB/–20 dB), optional;
FM single-sound (–10 dB); BTSC coder input