fbpx Skip to content
    • 888 SC4 GEAR (888 724 4327)
    • Contact
  • 888-SC4-GEAR
Sonic CircusSonic CircusSonic Circus
  • 888-SC4-GEAR
  • Login
  • Cart / $0.00 0

    • No products in the cart.

  • 0

    Cart

    No products in the cart.

    • Recording
      • Recording Consoles
      • 500 Series
        • DI
        • Dynamics
        • EQ
        • Mic Pre
        • Mic Pre EQ
        • Other
        • Racks
      • Microphones
        • Condenser Microphones
        • Digital
        • Drum Microphone Packs
        • Lavalier
        • Ribbon Microphones
        • Shotgun Microphones
        • Stereo and Matched Pairs
        • Tube Microphones
        • Dynamic Microphones
      • Studio Accessories
        • Cables
        • Studio Furniture
        • Acoustics
        • Headphones
        • Mic Stands
        • Patchbays
        • Analog Tape
        • DIs ReAmps
        • Power Conditioning and Supplies
      • Headphone Systems
      • Effect Processors
      • Computer Audio
        • Control Surfaces
        • DSP Accelerators
        • Hard Disc Recorders
        • Hardware
        • Pro Tools
        • Converters
      • Modular Outboard
      • Summing Mixers
      • Monitors
      • Mastering
      • EQs Pres Compressors
        • EQs
        • Mic Pres
        • Mic Pre EQ
        • Channel Strips
        • Dynamics
    • Used / Vintage
      • Used Live Sound
      • Featured Used & Vintage
      • Used / Vintage Consoles
      • Used / Vintage Guitar Amps
      • Used / Vintage Microphones
      • Used Instruments
        • Effect Pedals
      • Used Monitors
        • Power Amplifiers
      • Used Rack Gear
      • Recorders
    • Musical Instruments
      • Amplifiers
      • Guitar Accessories
      • Keyboards
      • Pedals and Effects
    • Live Sound
      • Wireless Systems
        • Wireless Headset Systems
        • Wireless In Ear Systems
        • Wireless Instrument System
        • Wireless Microphones
          • Capsules
          • Receiver
          • Transmitter
          • Wireless Microphone Systems
        • Wireless Accessories
      • Network Switch
      • Live Sound Mixers
      • Loudspeakers
        • Column
        • Distribution
        • Line Array
        • PA Speakers
        • Point Source
        • Processor
        • Stage Monitors
        • Subwoofer
        • System
      • Outboard
      • Power Amplifiers
      • Wired Microphones
    • Recording and Mixing Consoles
    • Recording
      • Recording Consoles
      • 500 Series
        • DI
        • Dynamics
        • EQ
        • Mic Pre
        • Mic Pre EQ
        • Other
        • Racks
      • Microphones
        • Condenser Microphones
        • Digital
        • Drum Microphone Packs
        • Lavalier
        • Ribbon Microphones
        • Shotgun Microphones
        • Stereo and Matched Pairs
        • Tube Microphones
        • Dynamic Microphones
      • Studio Accessories
        • Cables
        • Studio Furniture
        • Acoustics
        • Headphones
        • Mic Stands
        • Patchbays
        • Analog Tape
        • DIs ReAmps
        • Power Conditioning and Supplies
      • Headphone Systems
      • Effect Processors
      • Computer Audio
        • Control Surfaces
        • DSP Accelerators
        • Hard Disc Recorders
        • Hardware
        • Pro Tools
        • Converters
      • Modular Outboard
      • Summing Mixers
      • Monitors
      • Mastering
      • EQs Pres Compressors
        • EQs
        • Mic Pres
        • Mic Pre EQ
        • Channel Strips
        • Dynamics
    • Used / Vintage
      • Used Live Sound
      • Featured Used & Vintage
      • Used / Vintage Consoles
      • Used / Vintage Guitar Amps
      • Used / Vintage Microphones
      • Used Instruments
        • Effect Pedals
      • Used Monitors
        • Power Amplifiers
      • Used Rack Gear
      • Recorders
    • Musical Instruments
      • Amplifiers
      • Guitar Accessories
      • Keyboards
      • Pedals and Effects
    • Live Sound
      • Wireless Systems
        • Wireless Headset Systems
        • Wireless In Ear Systems
        • Wireless Instrument System
        • Wireless Microphones
          • Capsules
          • Receiver
          • Transmitter
          • Wireless Microphone Systems
        • Wireless Accessories
      • Network Switch
      • Live Sound Mixers
      • Loudspeakers
        • Column
        • Distribution
        • Line Array
        • PA Speakers
        • Point Source
        • Processor
        • Stage Monitors
        • Subwoofer
        • System
      • Outboard
      • Power Amplifiers
      • Wired Microphones
    • Recording and Mixing Consoles

HARMONY MODEL H420 (Vintage) 1

Published March 13, 2017 at 1000 × 1000 in HARMONY MODEL H420 (Vintage) 1
HARMONY MODEL H420 (Vintage)
Both comments and trackbacks are currently closed.
← Previous
Next →
About us
Call 888-SC4-GEAR (888-724-4327) for sales, service, and support for all of your Pro Audio needs. Since 1996, Sonic Circus has worked with recording studios, broadcast studios, live sound companies, and independent engineer/producers, providing equipment, technical design, and support for all aspects of audio production. We carry over 250 lines of audio hardware and software, as well as an exclusive private stock of vintage recording consoles, outboard signal processing gear, and microphones.
  • Terms & Conditions / Payments & Returns
  • Warranties and Remedies
The Art of Recording
  • 03
    Jan
    Sonic Circus Supplies Vintage Equipment for Bob Dylan Biopic “A Complete Unknown” Comments Off on Sonic Circus Supplies Vintage Equipment for Bob Dylan Biopic “A Complete Unknown”
  • 15
    Aug
    Integration – Getting your studio to the next level Comments Off on Integration – Getting your studio to the next level
  • 23
    Jul
    Sonic Circus Welcomes Spectra 1964 2 Comments
  • 19
    Jun
    Handmade Magnatones Now Available at Sonic Circus Comments Off on Handmade Magnatones Now Available at Sonic Circus
Signup for our Monthly Email
Shop Our Featured Brands

Check out our top-selling, professional audio brands

SHOP BY BRAND
Copyright 2026 © Sonic Circus Inc.
    • Recording
      • Recording Consoles
      • 500 Series
        • DI
        • Dynamics
        • EQ
        • Mic Pre
        • Mic Pre EQ
        • Other
        • Racks
      • Microphones
        • Condenser Microphones
        • Digital
        • Drum Microphone Packs
        • Lavalier
        • Ribbon Microphones
        • Shotgun Microphones
        • Stereo and Matched Pairs
        • Tube Microphones
        • Dynamic Microphones
      • Studio Accessories
        • Cables
        • Studio Furniture
        • Acoustics
        • Headphones
        • Mic Stands
        • Patchbays
        • Analog Tape
        • DIs ReAmps
        • Power Conditioning and Supplies
      • Headphone Systems
      • Effect Processors
      • Computer Audio
        • Control Surfaces
        • DSP Accelerators
        • Hard Disc Recorders
        • Hardware
        • Pro Tools
        • Converters
      • Modular Outboard
      • Summing Mixers
      • Monitors
      • Mastering
      • EQs Pres Compressors
        • EQs
        • Mic Pres
        • Mic Pre EQ
        • Channel Strips
        • Dynamics
    • Used / Vintage
      • Used Live Sound
      • Featured Used & Vintage
      • Used / Vintage Consoles
      • Used / Vintage Guitar Amps
      • Used / Vintage Microphones
      • Used Instruments
        • Effect Pedals
      • Used Monitors
        • Power Amplifiers
      • Used Rack Gear
      • Recorders
    • Musical Instruments
      • Amplifiers
      • Guitar Accessories
      • Keyboards
      • Pedals and Effects
    • Live Sound
      • Wireless Systems
        • Wireless Headset Systems
        • Wireless In Ear Systems
        • Wireless Instrument System
        • Wireless Microphones
          • Capsules
          • Receiver
          • Transmitter
          • Wireless Microphone Systems
        • Wireless Accessories
      • Network Switch
      • Live Sound Mixers
      • Loudspeakers
        • Column
        • Distribution
        • Line Array
        • PA Speakers
        • Point Source
        • Processor
        • Stage Monitors
        • Subwoofer
        • System
      • Outboard
      • Power Amplifiers
      • Wired Microphones
    • Recording and Mixing Consoles
  • Login
  • Newsletter
  • HOLIDAY SALE!

Login

Lost your password?

Register