PA7JWC

DUTCH AMATEUR RADIO STATION

Timewave DSP-59Y SP-5

  • Works with any radio or transceiver with standard audio speaker output
  • Includes the same highly aclaimed digital filter set found in the DSP-599zx
  • Hyperspeed DSP — 27 nanosecond Processor with 80 KB Ram on board
  • 36.8 million instructions/second
  • Field upgradeable design keeps you up to date
  • LCD display for Visible Memory™ and Calibrated Filters™
  • Wideband filter for AM and FM (VHF & UHF)
  • Continuous filter tuning up to 5,000 Hz using optical encoders
  • Voice, Lowpass, Highpass, from 200 Hz – 5,000 Hz
  • CW and Data 10 Hz to 600 Hz wide
  • Save thousands by upgrading your current transceivers to latest technology
  • More versitle than built-in DSP's and easier to use.

Timewave DSP-59Y Specifications

  • Audio Output A & B
  • Impedance 20K ohms or 25 Ohms, jumper selectable Speaker Output power 2 watts into 8 ohms at 13.8 VDC
  • Signal range for full output 10 mV to 1 volt, front panel programmable Line Output 0 dB, referenced to input level. Not controlled by gain control
  • Headphone Jack 1/4″ two circut jack, use stereo headphones to use all functions, mono headphones for most functions.
  • Automatic Gain Control (AGC)
  • Voice 36 dB
  • CW & Data Modes 18 dB
  • Noise Reduction Filters
  • Function Frequency range Attenuation Type Delay
  • Random Noise Reduction Entire freq. range of selected bandpass filter Up to 20 dB, varies with noise characteristics. Adaptive 5 ms max
  • Variable Noise Reduction Noise reduction aggressiveness, front panel adjustable
  • Heterodyne Eliminator (Multiple Automatic Notch) Entire freq. range of selected bandpass filter Up to 50 dB, varies with noise characteristics Adaptive 5 ms max
  • Heterodyne Eliminator (Manual Notch) Entire freq. range of selected bandpass filter Up to 50 dB, varies with noise characteristics Adaptive Manual 5 ms max
  • Note: The random noise reduction and bandpass filters can operate simultaneously. The random noise reduction, tone notch and highpass/lowpass filters can operate simultaneously.

Voice Filters
Function Frequency range Attenuation Type Delay
Highpass Corner freq. = 100 to 1000 Hz., 10 Hz. steps. 60 dB at 180 Hz. outside the passband FIR Linear phase 24 ms max combination highpass and lowpass filters
Lowpass Corner freq. = 1000 to 5000 Hz. 10 Hz. steps 60 dB at 180 Hz. outside the passband FIR Linear phase.

CW Filters
Function Frequency range Attenuation Type Delay
CW Filters Bandwidth = 5 Hz to 600 Hz, 5 Hz steps. 55 dB at 60 Hz. outside the passband FIR Linear phase
<= 20 Hz
> 20 Hz 40 ms max.
64 ms max.
40 ms max.
Center freq. = 200 to 2100 Hz., 5 Hz. steps.
CW Marker Tone Sine wave at center freq. of selected CW filter.

Data Filters
Function Frequency range Attenuation Type Delay
RTTY, AMTOR, PacTOR, G-TOR, & HF-Packet Bandwidth = 60 Hz. to 600 Hz.
Mark/Space bandwidth 60 Hz to 100 Hz. Center freq. = 2210 Hz. plus option of 1700(default), 1360, 1300, 1530 or 2125 Hz.
40 dB at 60 H. outside the passband
FIR Linear phase
37 ms max
SSTV 1100-1300 Hz. & 1500-2300 Hz. 50 dB at 75 Hz. outside the passband Composite FIR Linear phase 37 ms max
WEFAX 1500-2300 Hz. 55 dB at 75 Hz. outside the passband FIR Linear phase 37 ms max
Clover 2000-2500 Hz. 55 dB at 75 Hz. outside the passband FIR Linear phase 37 ms max
FSK Marker Tones Alternating sine waves at mark/space frequency of selected data dilter (170 or 200 Hz shift). Baud rate matches selected data mode (e.g. RTTY marker is 45.5 baud, 170 Hz "RY" character).

RTTY Modem
Shifts 170, 200, 425, 850 Hz
Data Rates 45, 50, 57, 75 Baud
Input Audio from receiver
Output Open collector FSK and variable level AFSK
Transmit Data Polarity Normal or Reverse
I/O Receive data, Transmit data, PTT (RS-232 compatible)

Signal Processing
A-D/D-A Converter 16 bit linear, sigma-delta conversion, Analog Devices AD 1846
Signal Processor 16 bit, 27ns Analog Devices ADSP-2181 with 80 KB of memory
Processor Speed 36.8 Million Instructions /Second

Memory
Six Memories All configuration setups can be stored and recalled (except volume control setting)
Display 2X16 alphanumeric characters, dot matrix, yellow-green backlit LCD
Dimensions
Size 3.25″ height x 12″ depth x 2.5″ width (63.5 mm wide x 305 mm deep x 82.5 mm high)
Weight <2 lb. (0.908 Kg.)

Power 12-16 VDC @ 1A, Fuse 1.6A, 5 mm x 20 mm
Note: RTTY, AMTOR, PacTOR, G-TOR, and HF Packet data filter bandwidths are specified at -3 dB points to comply with traditional data filter specification methods. All other filter bandwidths are specified to comply with conventional DSP FIR filter parametric descriptions