Station Master Block Diagram

General:

• Programmable Antenna, BPF, Rotor and PA controller
• Twenty (20) programmable relay outputs
• Integrated level converter for transceiver computer control port
• Decodes all frequencies of connected transceiver, including 75m, 6m, VHF and UHF
• Unlimited number of custom defined frequency segments “bands”
• Single USB connection to computer
• Stand alone operation
• Internal Rotator control
• Virtual Rotators function
• Separate RX/TX antenna support
• Automatic Antenna Scan function
• Separately programmable up to 20 outputs sequencer
• Automatic power amplifier support
• Fully compatible and simple integrated with microHAM “keyers” MK, DK, CK, MKII and MK2R
• Proprietary SteppIR/UltraBeam support for automatic tunning and protection
• Hot Switch protection with user defined timing
• TX Inhibit support for Yaesu’s transceivers
• Receive only antennas support
• Optical isolation from computer
• PS/2 keyboard or keypad with dual control of Station Master and microHAM “keyer”
• Integrated chokes and filters for maximum RFI immunity
• Metal/Aluminum case, powder coated and silk screened
• Free, no time limit firmware/software upgrades via Internet

Radio control:

• Integrated level converter for CI-V, FIF-232, IF-232, or RS-232
• Up to 57600 Baud with fake handshake support
• Supports most Elecraft, Icom, Kenwood, Ten-Tec, Yaesu and other radios

Antennas Control (Port A):

• Ten (10) programmable relay outputs
• Configurable power for common
  • ground
  • 13.8V positive
  • external power, max. + 24V
• Compatible with all remote antenna switches using common ground or positive control

Additional Antennas or BPF Control (Port B):

• Six (6) programmable relay outputs
• Configurable power for common
• ground
• 13.8V positive
• external power max. + 24V
• Compatible with all automatic BPF on the market

RX Antennas and TX Sequencer (Port B):

• Four (4) programmable relay outputs
• Both poles of relay contact available
• Independent settings of Lead and Tail delay for each sequencer output

Internal Rotator Control:

• Three (3) programmable relay outputs
• Both poles of relay contact available
• Configurable support for BRAKE or SPEED control
• Support for multi-turn rotators
• Support for rotators with analog (pot) or discrete (pulse) azimuth read back
• Programmable software limit switches
• Dead zone definition
• Target finding strategy selection for optimal handling
• Support for “slipping” rotators
• Four memories for most wanted azimuths
• Automatic azimuth control from logger

Virtual Rotator Control:

• Unlimited number of antennas can be joined to Virtual Rotator
• Programmable azimuth ranges for each Virtual Rotator antenna
• Automatic azimuth control from logger
• Unlimited number of Virtual Rotators per Band

Power Amplifier Control:

• Automatic tunning for CI-V controlled automatic amplifiers (Icom PW1, Expert SPE, Tokyo Hy-Power)
• Automatic band switching for BCD controlled amplifiers (Yaesu VL-1000, FL-7000)
• Support for QSK Power Amplifiers