Product Specifications

General

• Weight 315g
• Size: 95mm x 80mm x 30mm
• Low Current:
• Single tuner:180 mA (excl Bias T)
• Both tuners: 280 mA (excl Bias T)

Frequency Range

• Continuous coverage 1kHz – 2GHz

Connectivity

• USB 2.0 (high speed) type B socket

Tuner 1 Antenna Coax Port Characteristics

• 1kHz – 2GHz operation
• 50Ω input impedance
• SMA female connector

Tuner 1 High-Z Port Characteristics

• 1kHz – 30MHz operation
• 1kΩ input impedance (balanced)
• Pluggable screw connector
• (CTB9208/3 plug supplied)

Tuner 2 Antenna Port Characteristics

• 1kHz – 2GHz operation
• 50Ω input impedance
• SMA female connector
• Selectable 4.7V DC out (see Bias T)

Reference Clock Input and Output

• MCX female connector

ADC Characteristics

• Sample frequency 2 – 10.66MSPS
• 14 bit native ADC (2 – 6.048MSPS)
• 12-bit (6.048- 8.064 MSPS)
• 10-bit (8.064- 9.216MSPS)
• 8-bit (> 9.216 MSPS )

Bias T (Tuner 2 Port only)

• Software selectable 4.7V @ 100mA

Maximum recommended input power

• 0dBm continuous, 10dBm for short periods

Typical Noise Figures (50 ohm)

• 18dB @ 2MHz
• 15dB @ 12MHz
• 15dB @ 25MHz
• 15dB @ 40MHz
• 3.3dB @ 100MHz
• 3.3dB @ 200MHz
• 5.8dB @ 340MHz
• 3.6dB @ 660MHz
• 4.3dB @ 1500MHz
• 5.0dB @ 1800MHz

Typical Noise Figures (High-Z)

• 14dB @ 2MHz
• 18dB @ 15MHz

IF Modes

• Zero IF, All IF bandwidths
• Low IF, IF bandwidths ≤ 1.536MHz

IF Bandwidths (3dB)

• 200kHz
• 300kHz
• 600kHz
• 1.536MHz
• 5.0MHz
• 6.0MHz
• 7.0MHz
• 8.0MHz

Maximum recommended input power

• 0dBm continuous
• 10dBm for short periods

Reference

• High temp stability 0.5PPM TCXO
• In-field trimmable to 0.01ppm.

External Reference Clock

• When an external clock is applied, auto-detect will switch to the external reference. Ideally the external clock source should be connected to the RSPduo before power up

Front End Filtering (Coax Antenna Ports)

Low Pass

• 2MHz

Band Pass

• 2-12MHz
• 12-30MHz
• 30-60MHz
• 60-120MHz
• 120-250MHz
• 250-300MHz
• 300-380MHz
• 380-420MHz
• 420-1000MHz

High Pass

• 1000MHz

Notch Filters (Coax Antenna Ports)

• FM Notch Filter:
  • 30dB 77 – 115MHz
  • 50dB 85 – 107MHz
  • 3dB 144 – 148MHz
• MW Notch Filter:
  • 15dB 400 – 1650kHz
  • 30dB 500 – 1530kHz
  • 40dB 540 – 1490kHz
• DAB Notch Filter:
  • 20dB 155 – 235MHz
  • 30dB 160 – 230MHz

Front End Filtering (High Z Tuner 1 Port)

• Choice of 0-2MHz and 0-30MHz low pass

Notch Filters (High Z Tuner 1Port)

• MW Notch Filter:
  • 15dB 490 – 1640kHz
  • 30dB 560 – 1470kHz

Operating Modes

• One receive stream, any IF mode or bandwidth, software selectable from either tuner, or….
• Two simultaneous receive streams from both tuners using low IF mode and bandwidth limited to 1.536MHz maximum
• These modes are summarised in the table below.