Radio Design Labs EZ-HDA4B
1x4 Headphone Distribution Amplifier

OUR PART #  EZ-HDA4B


Radio Design Labs' EZ-HDA4B contains four stereo headphone amplifiers with individual front-panel volume controls. Headphone outputs are provided on rear-panel MINI jacks. One stereo input signal feeds all the amplifiers. Stereo RCA jacks, a MINI jack and a 1/4" jack are provided for connecting the input source. The EZ-HDA4B is used in music stores, houses of worship, studios, museums,
home component systems and commercial sound systems. Power supply included.

Features:

  • One Stereo Input to Four Stereo Outputs
  • Unbalanced Inputs on Rear Panel
  • Input on MINI, 1/4” (6.3 mm) or RCA Jacks
  • Headphone Outputs on Rear Panel
  • Outputs on MINI Jacks
  • Front-Panel LEVEL Control for Each Output

Specifications:

  • Inputs (3): Stereo on dual RCA jacks, stereo mini jack or 1/4” (6.3 mm) TRS, > 10 kO, -10 dBV nominal, +8.5 dBV max. (RCA and 1/4”), -16 dBV nominal, +2 dBV max. (Mini)
  • Level control: Off to +2.5 dB gain (RCA and 1/4” inputs, 100 O output load), Off to +9 dB gain (Mini input, 100 O output load)
  • Outputs (4): Stereo on Mini jacks (rear panel), 60 mW (100 O load)
  • Frequency Response: 20 Hz to 50 kHz (±1.5 dB)
  • THD+N: < 0.1% (10 mW output, 100 O load)
  • Crosstalk: < -75 dB (1 kHz)
  • Noise: < -95 dB (below 10 mW output, 100 O load, maximum gain)
  • 24 Vdc power supply current: 40 mA (idle), 65 mA (max.)
  • Power supply input voltage: 100 to 240 VAC
  • Warranty: 3 Years; contact RDL technical support department for assistance
  • Case dimensions: 5.75” (14.6 cm)W x 3” (7.6 cm)D
  • Mounting size: 1/3 rack width
Surface Mount Bezel 1/3 Rack
Radio Design Labs EZ-SMB2 Surface Mount Bezel 1/3 Rack
Surface mount bezel for 1/3 rack width EZ products.
24 VDC 500mA Switching Power Supply, North American Model
Radio Design Labs PS-24AS 24 VDC 500mA Switching Power Supply, North American Model
Radio Design Labs' PS-24AS is a 24 VDC/500 mA switching power supply with a North American AC plug. Compatible with various RDL products.Radio Design Labs PS-24AS Specifications: Input: 100 to 240 VAC Output: 24 Vdc, 500 mA (UL, ...

Usually ships in 7-14 business days.
Need it sooner? Call us!
Under Counter Bracket
Radio Design Labs EZ-UCB2 Under Counter Bracket
The Radio Design Labs EZ-UCB2 is a under counter bracket pair for all EZ product widths. Radio Design Labs EZ-UCB2 Features: Brackets Snap on EZ Case for Easy Alignment EZ Product Secures Quickly Using Two Screws Brackets Fasten to ...
Component Chasis, 6 x 1/6 RU
Radio Design Labs EZ-CC6 Component Chasis, 6 x 1/6 RU
Component Chassis for 6 Increments of 1/6 Rack WidthFeatures: Mounts All EZ A/V Products Mounts EZ Storage Drawers Cover Lifts Off for Easy Product Mounting Integral Heavy-Duty Non-Skid Rubber Feet

Usually ships in 7-14 business days.
Need it sooner? Call us!
Rack Adapter
Radio Design Labs EZ-RA6 Rack Adapter
Rack Adapter for 6 Increments of 1/6 Rack Width Mounts All EZ A/V Products Mounts EZ Storage Drawers Base Plate Slides Out for Easy Product Mounting Occupies One RU in Standard 19¨ Rack

Usually ships in 7-14 business days.
Need it sooner? Call us!
Desktop Chassis 1/3 Rack
Radio Design Labs EZ-DC2 Desktop Chassis 1/3 Rack
Desktop Chassis for 1/3 Rack Width EZ Products Mounts 1/3 Width EZ Product to Desktop Installs Quickly With Two Screws Covers Cable Port in Desktop Provides Space for Excess Wire

Usually ships in 7-14 business days.
Need it sooner? Call us!
1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
Radio Design Labs EZ-SD1 1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
RDL's EZ-SD1 is a 1/6 rack width storage drawer designed to mount in RDL's EZ-CC6 or EZ-RA6 rack adapters. The drawer holds adapters and cables and can be used in place of filler panels.

Usually ships in 7-14 business days.
Need it sooner? Call us!
Filler Panel, 1/6RU
Radio Design Labs EZ-FP1 Filler Panel, 1/6RU
Filler Panel - 1/6 Rack Width for EZ-RA6 or EZ-CC6.

Usually ships in 7-14 business days.
Need it sooner? Call us!

Click to download

Radio Design Labs EZ-HDA4B
1x4 Headphone Distribution Amplifier

OUR PART #  EZ-HDA4B

Product Information:

Radio Design Labs' EZ-HDA4B contains four stereo headphone amplifiers with individual front-panel volume controls. Headphone outputs are provided on rear-panel MINI jacks. One stereo input signal feeds all the amplifiers. Stereo RCA jacks, a MINI jack and a 1/4" jack are provided for connecting the input source. The EZ-HDA4B is used in music stores, houses of worship, studios, museums,
home component systems and commercial sound systems. Power supply included.

Features:

  • One Stereo Input to Four Stereo Outputs
  • Unbalanced Inputs on Rear Panel
  • Input on MINI, 1/4” (6.3 mm) or RCA Jacks
  • Headphone Outputs on Rear Panel
  • Outputs on MINI Jacks
  • Front-Panel LEVEL Control for Each Output

Specifications:

  • Inputs (3): Stereo on dual RCA jacks, stereo mini jack or 1/4” (6.3 mm) TRS, > 10 kO, -10 dBV nominal, +8.5 dBV max. (RCA and 1/4”), -16 dBV nominal, +2 dBV max. (Mini)
  • Level control: Off to +2.5 dB gain (RCA and 1/4” inputs, 100 O output load), Off to +9 dB gain (Mini input, 100 O output load)
  • Outputs (4): Stereo on Mini jacks (rear panel), 60 mW (100 O load)
  • Frequency Response: 20 Hz to 50 kHz (±1.5 dB)
  • THD+N: < 0.1% (10 mW output, 100 O load)
  • Crosstalk: < -75 dB (1 kHz)
  • Noise: < -95 dB (below 10 mW output, 100 O load, maximum gain)
  • 24 Vdc power supply current: 40 mA (idle), 65 mA (max.)
  • Power supply input voltage: 100 to 240 VAC
  • Warranty: 3 Years; contact RDL technical support department for assistance
  • Case dimensions: 5.75” (14.6 cm)W x 3” (7.6 cm)D
  • Mounting size: 1/3 rack width
Surface Mount Bezel 1/3 Rack
Radio Design Labs EZ-SMB2 Surface Mount Bezel 1/3 Rack
Surface mount bezel for 1/3 rack width EZ products.
24 VDC 500mA Switching Power Supply, North American Model
Radio Design Labs PS-24AS 24 VDC 500mA Switching Power Supply, North American Model
Radio Design Labs' PS-24AS is a 24 VDC/500 mA switching power supply with a North American AC plug. Compatible with various RDL products.Radio Design Labs PS-24AS Specifications: Input: 100 to 240 VAC Output: 24 Vdc, 500 mA (UL, ...

Usually ships in 7-14 business days.
Need it sooner? Call us!
Under Counter Bracket
Radio Design Labs EZ-UCB2 Under Counter Bracket
The Radio Design Labs EZ-UCB2 is a under counter bracket pair for all EZ product widths. Radio Design Labs EZ-UCB2 Features: Brackets Snap on EZ Case for Easy Alignment EZ Product Secures Quickly Using Two Screws Brackets Fasten to ...
Component Chasis, 6 x 1/6 RU
Radio Design Labs EZ-CC6 Component Chasis, 6 x 1/6 RU
Component Chassis for 6 Increments of 1/6 Rack WidthFeatures: Mounts All EZ A/V Products Mounts EZ Storage Drawers Cover Lifts Off for Easy Product Mounting Integral Heavy-Duty Non-Skid Rubber Feet

Usually ships in 7-14 business days.
Need it sooner? Call us!
Rack Adapter
Radio Design Labs EZ-RA6 Rack Adapter
Rack Adapter for 6 Increments of 1/6 Rack Width Mounts All EZ A/V Products Mounts EZ Storage Drawers Base Plate Slides Out for Easy Product Mounting Occupies One RU in Standard 19¨ Rack

Usually ships in 7-14 business days.
Need it sooner? Call us!
Desktop Chassis 1/3 Rack
Radio Design Labs EZ-DC2 Desktop Chassis 1/3 Rack
Desktop Chassis for 1/3 Rack Width EZ Products Mounts 1/3 Width EZ Product to Desktop Installs Quickly With Two Screws Covers Cable Port in Desktop Provides Space for Excess Wire

Usually ships in 7-14 business days.
Need it sooner? Call us!
1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
Radio Design Labs EZ-SD1 1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
RDL's EZ-SD1 is a 1/6 rack width storage drawer designed to mount in RDL's EZ-CC6 or EZ-RA6 rack adapters. The drawer holds adapters and cables and can be used in place of filler panels.

Usually ships in 7-14 business days.
Need it sooner? Call us!
Filler Panel, 1/6RU
Radio Design Labs EZ-FP1 Filler Panel, 1/6RU
Filler Panel - 1/6 Rack Width for EZ-RA6 or EZ-CC6.

Usually ships in 7-14 business days.
Need it sooner? Call us!

Click to download

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