Duplex Szűrő - Duplexer - Duplexweiche 2S79-819 /A /B

Budapesti Rádiótechnikai Gyár (BRG)

  • Year
  • 1984 ??
  • Category
  • Miscellaneous (Other, Various) - see notes
  • Radiomuseum.org ID
  • 330370

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Wave bands
  • VHF incl. FM and/or UHF (see notes for details)
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Duplex Szűrő - Duplexer - Duplexweiche 2S79-819 /A /B - Budapesti Rádiótechnikai Gyár
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 203 x 38 x 110 mm / 8 x 1.5 x 4.3 inch
  • Notes
  • 2 different models with common characteristics:

    • frequency range: 420 ... 470 MHz (0.7 m band)
    • duplex spacing: 8.95 MHz
    • max. transmission loss:
      • emitter chain: 1.3 dB at fE ± 0.53 MHz
      • receiver chain: 1.5 dB at fR ± 0.53 MHz
    • min. insertion loss:
      • emitter chain: 45 dB at fE ± 0.53 MHz
      • receiver chain: 60 dB at fR ± 0.53 MHz
    • standing wave ratio: max 1.3 at 50 Ω
    • line capacity: 30 W

    Model specification:

    • 2S79-819/A for fE < fR
    • 2S79-819/B for fE > fR

    Device still manufactured in 1992.

  • Net weight (2.2 lb = 1 kg)
  • 1.5 kg / 3 lb 4.9 oz (3.304 lb)
  • Mentioned in
  • -- Original-techn. papers. (Erzeugnisunterlage System U-700, Ausg. 1/1984)

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