T. H. E. Company ™ 500 Rack Mount Series


The Fine Art of Audio


E-A-SKI B-50

Microphone Preamp/EQ

……

to pre order, please go to

THE Company Store tab.

Available for pre-sale on December 3 at 12 pm PST! .Dec 03 Pre sale, SOLD OUT

Batch 1, SOLD OUT in 1 hour and 3 minutes, at High-Noon of Dec 3, 2025

Batch 2 , SOLD OUT on March 15 2026, at 7am PST… All 80 pcs of Batch 2 have shipped.

Batch 3 , of 40 units went on sale MARCH 17 th , at HIGH NOON.

Batch 3 SOLD OUT on May 17th , and starts shipping June 17th

Batch 4, of 40 units goes on sale today, May 17th , and is scheduled to start shipping on July 17th ON SALE NOW at click THE Company store

JAN - 2026

The E-A-SKI B-50 Microphone Preamplifier with EQ is a result of a collaboration between Mr. Hilbe of T.H.E. Company and Mr. E-A-SKI. The E-A-SKI B-50 is a discrete, 500-series, dual space mono device tailored for line-level hi-Z electronic instrument input types, with select EQ points, as well as microphone capturing.

Made in Los Angeles, California in the U.S.A.

Available for purchase in T.H.E. Hardware Store

 

Coming Soon…the Mo68

DESCRIPTION:

The Model Mo68 is unique in modern design, employing the modern classic Melcor Op-Amp originally released in 1967.

T.H.E. Company finds, when compared to other modern op-amp styled mic preamps, the HILBE Mo68 reflects a warmer and more musical sound. Its socket type op-amp allows easy maintenance and servicing.

FEATURES:

1968 Melcor Mic Pre

500-Series Signal Processing Hardware with Interchangeable plug in type

Transformer-balanced Output

Direct Instrument 1/4” Hi-Z Input

48 Volt Phantom Power

- 20 dB attenuation Pad

Phase Reverse

1.2 kΩ & 300 Ω Impedance Select

6-LED colored VU meter

DATA SPECS:

Power: +/- 15 VDC to 18 VDC

Frequency Response: +/- 1 dB 20 cps to 20 Kc

Harmonic Distortion: 0.75 THD 20 cps-20Kc @ +24 dBm

Noise: - 124 dBm equivalent input noise

Physical Dimensions: 1.5” x 5.25”

Connector Type: 15 pin PC

 

Mo5

The Mo5 Mic Preamp is unique in employing the classic Metropolitan Desk design built in-house by Motown circa 1965, brokered and restored by T.H.E. Company in 2008.

In the desk restoration process for Uptone Recorders, Tacoma Washington, the Mic Preamp design was design re-configured for 500-rack series production utilizing sourced N.O.S. Beyer input transformers, N.O.S. 709 op-amps, and vew stock Jensen JT123 output transformers. This is a “no frills” get down to the basics mic preamp.

See the Mo5 in our Hardware Store

Mo5 Spec Sheet

- 500-series rack design

- Same design as the circa 1965 Motown Metropolitan Desk

- Input Transformer: Beyer N.O.S.

- Op-Amp: 709 N.O.S.

- Balanced Output Transformer: Jensen JT123

- Toggle Buttons: pad, phase reverse, and 48V phantom power

- Power Supply: +/- 15 to 18 VDC

- 15-pin connector

- Dimensions: 1.5” x 5.25”

- Made in U.S.A.


 
 

MELCOR ® EQUIPMENT COMPANY is a registered trademark of T.H.E. Company LLC.