4-way beverage antenna system CLASSIC CTRL & BI-DIR 2WIRES PL

Main functions

• Low noise RX antenna system
• Broadband 0.1 to 30 MHz
• 4 directions beverage/K9AY
• Small room for K9AY, larger for beverages
• 50/75 Ohm feed line tolerant
• Built-in Bias Tee AC/DC
• PREAMP with variable gain 0 to 18 dB
• Three switchable BPFs or BYPASS
• RX protections and limiters in controller
• RX source switch for TX and RX antenna

Controller

• Universal box for K9AY or 4-way Bi-Dir beverage system - front panel image
• 4-way beverage system can have 4 construction positions in the field - more info in manual
• FOUR direction switch
• Including Bias Tee AC/DC for RX antenna
• HPF > 100 kHz as AC noise eliminator (80 dB at 20 kHz)
• Front End protections
• RF power limiters in RX line
• LED Indicator LOCAL/REMOTE - image
• LED direction indicator 0 or 45 deg. - image
• Three BPFs and Bypass - 4 positions switch on the front panel
• Internal PCB with BPFs and preamp
• RX SOURCE switch - selecting TX or RX antenna for receiving - More info: image and manual
• Preamplifier switch and LED indicator
• POWER SUPPLY MUST BE 12V AC not DC
• SMD + THT construction
• Stainless screws and nuts
• High quality connectors
• ASSEMBLED VERSION

Bi-directional beverage antenna ONE coax output

• Broadband 0.2 to 30 MHz
• Bi-directional - two directions with one beverage antenna
  
• Low noise
• Twinlead or open wire line
• 50/75 Ohm feed line version
• Two construction versions: Classic (antenna in the air) or BOG (beverage on ground)
• ONE coax output to 4-way middle switch
• One coax version is switchable by positive voltage (+12V)
• Common-mode coax choke at output included
• Electrostatic protection with neon lamps
• Stainless screws and nuts
• High quality connectors
• IP56 boxes - recommended to protect it against water
• Feeder size 100x100 mm
• Terminator size 64x58 mm
• ASSEMBLED VERSION

4-way beverage switch

• Broadband - 0.1 to 50 MHz
• High voltage protections
• 50 or 75 Ohm feed line version
• Common-mode coax choke included for OUTPUT port
  
• Control voltage up to 15 V AC/DC
• Switch is controlled by -12V DC or AC
• Maximal current ups to 300 mA
• Insertion loos less than 0.5 dB
• Common-mode current choke with isolation over 30 dB at output port
• Electrostatic protection with neon lamps
• High quality connectors
• Stainless screws
• IP56 box - recommended to protect it against water
• Size 100x100 mm
• ASSEMBLED VERSION

Parameters

• Power supply 12-14 V AC! min. 1.5 A - with DC power supply you will not be able to switch directions over the coax line
• Preamplifier with 1 W NPN transistor 2SC5551A
• Preamp BIAS current 10 to 70 mA
• Gain: up to 18 dB
• Noise Figure (NF) < 2 dB
• REAL OIP3 34 dBm
• Input HPF > 50 kHz (AC limiter)
• BPF insertion loss lower than 1 dB
• Bias Tee AC/DC max. 350 mA (for 4-way beverage system)
• HPF > 100 kHz as AC noise eliminator (80 dB at 20 kHz)
• TX power from TRX to TX antenna port up to 400 W
• PTT IN/OUT - only loop, no delay, TX to GND
• PTT logic is 5 V compatible (OM-power)

Available as

Controller version: classic
Connectors: PL SO-239
Version: 2wires classic (wire in the air)
Other versions: available versions of 4-WAY SYSTEM - other versions on request

• Common-mode current choke
• K9AY simply loops switch

Included in package

4-way switch assembled and tested
2pcs Bi-Dir beverage assembled and tested
Controller assembled and tested
DC plug - image
DB15 male connector with cover

Manual

If you want to know more please check our wiki with 4-way beverage antenna system with controller manual.