Analog Gear News

We’ve long been fans of Hong Kong-based accessories manufacturer HumminGuru — especially when it comes to their ultrasonic record cleaning machines (RCMs) — and now they’re ready to add the all-caps LUMI record stabilizer to their top-shelf product offerings.

According to HumminGuru, the LUMI record stabilizer is a multi-functional accessory that boasts a built-in ambient light and a turntable speed test. Its primary function is to, quote, “secure the record to the turntable platter with a 300g weight,” which is said to improve sound quality by reducing vibrations and resonances, along with stabilizing platter speed.

The LUMI’s integrated ambient lighting sports nine LED color settings — red, orange, yellow, green, teal, blue, purple, fuchsia, and an RGB color-changing gradient — that each cast a soft, adjustable glow from atop the platter. They can also be used as a standalone accent light, depending on how you want to use them to accent and/or highlight and/or put a different “glow” on any listening/playback session.

Users can press the center button on top of the stabilizer to activate or change the ambient light option. The LUMI will automatically power off after one hour of use to conserve power.

Additionally, the stabilizer’s built-in stroboscopic light and disc enable users to “quickly verify and adjust the turntable’s rotation speed.” The LUMI’s rechargeable feature, and its handy charging base (seen above), provide easy charging and clean storage.

The aforementioned speed test, which requires the LUMI stabilizer and the included 50Hz stroboscopic disc to work in tandem. (Above, you can see where the disc is easily stored on/underneath the base.) Pressing the right-side button on top of the stabilizer activates the stroboscopic lighting at its base.

After placing the 50Hz stroboscopic disc on the turntable platter by fitting it over the spindle, you then turn on the table and set it to the desired speed (33⅓, 45, or 78rpm). Once you direct the stroboscopic light at the revolving disc from approximately 10cm away, you can then take note of the moving markings to verify the speed, and make any speed adjustments as needed.

When the turntable operates at the correct speed, the pattern on the disc will appear motionless. HumminGuru points out that this visual effect occurs because the frequency of the stroboscopic light is synchronized with the speed markings on the disc. If the pattern seems to move slightly forward or backward, the speed is either too high or too low, so you should then access your table’s pitch control to adjust the speed until the dots appear stationary.

Finally, the SRP for the HumminGuru LUMI record stabilizer is a quite reasonable $110, and it has an expected availability date of September 29, 2025.

Seems like we need to get some LUMI’s in hand and on our turntables STAT to check out and properly test, I’d say. . .

For more about HumminGuru, go here.
To find an authorized HumminGuru dealer (or “stockist,” in their parlance), go here.