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    Ermine Journal — home automation, networks & AV

    How Far to Sit From a Home Theater Screen

    Home theater seating distance by the numbers: 1.34x the screen diagonal for a 36 degree view, riser height, row spacing and the 38 percent rule for bass.

    August 25, 2026

    Where Should a Home AV Equipment Rack Go?

    The AV rack needs heat removal, clean power, cable distance limits and quiet. Where you put it decides how the whole system performs. An LA integrator guide.

    August 20, 2026

    Smart Home Installation in Beverly Hills

    Beverly Hills homes need their own approach: plaster and wire lath walls, Trousdale height limits, city permits. What LA integrators get wrong locally.

    August 19, 2026

    Acoustic Treatment vs Calibration

    Acoustic treatment and electronic calibration fix different problems. Where the dividing line sits, why EQ cannot fill a null, and what order to work in.

    August 19, 2026

    What Studio Grade Calibration Changes

    Studio grade calibration changes dialogue clarity, seat to seat bass and imaging in a luxury home cinema. Los Angeles Westside. Call (888) 818 9996.

    August 18, 2026

    Subwoofer Calibration in a Home Theater

    How subwoofers are calibrated in a private cinema: placement, level, delay, crossover and final voicing by ear. Serving the LA Westside. (888) 818 9996.

    August 18, 2026

    Dolby Atmos Calibration in a Private Cinema

    Atmos calibration is three passes: layout and levels, time alignment and bass, then voicing by ear. How a private cinema in Los Angeles is tuned properly.

    August 14, 2026

    What Is Home Cinema Sound Calibration?

    Calibration measures how your room actually reproduces sound, then corrects the system to a reference standard. What it involves and why luxury rooms need it.

    August 8, 2026

    Wired or Wireless Security Cameras?

    Wired cameras win on reliability and power, wireless on placement freedom. How to choose for a Los Angeles home, and where each one falls short.

    August 3, 2026

    Outdoor TV Installation in Los Angeles

    A patio TV needs brightness, weather rating and shade planning, not just a mount. What actually survives sun, salt air and pool humidity by the pool.

    July 27, 2026

    Home Theater Room Design in Los Angeles

    Light control, acoustics and sightlines decide a theater long before the equipment does. How the room itself gets designed in a Los Angeles residence.

    July 25, 2026

    Whole Home Audio in Los Angeles

    Multi room music fails when zones and speaker types are chosen last. How to plan whole home audio so every room sounds right, not just the main one.

    July 24, 2026

    Security Cameras for Los Angeles Estates

    Coverage planning, approach angles, lighting and storage matter more than megapixels. A practical installation guide for a large Los Angeles property.

    July 24, 2026

    Smart Home Automation Without Rewiring

    Yes, in most finished homes. Which parts retrofit cleanly with wireless, and which genuinely need cable pulled if you want reliability that lasts.

    July 24, 2026

    Are Motorized Shades Worth It?

    Glare, heat and privacy on a schedule, without touching anything. Where motorized shades pay for themselves in a Los Angeles home, and where they do not.

    July 22, 2026