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Overview

This Conn 88HO large bore tenor trombone represents one of the most widely respected orchestral designs ever produced, offered here in exceptional, near-new condition.

This particular example was a single-owner instrument, played for less than a year and carefully maintained throughout its life. It shows only minimal signs of use and remains in super mint condition, both cosmetically and mechanically.

The Conn 88H series has been a cornerstone of the trombone world since the 1950s, known for its broad, warm tone and dependable performance across orchestral, solo, and academic settings. The 88HO builds on that legacy with an open-wrap F-attachment design favored by many modern players.


Player Perspective

From a playing standpoint, this 88HO delivers the classic Conn sound—broad, resonant, and stable—with excellent projection and tonal depth.

The red brass 8.5" bell contributes to a slightly warmer and richer tonal core compared to yellow brass, offering a smooth and centered sound that blends well in ensemble settings while still projecting when needed.

The open-wrap F-attachment provides a more open feel when the valve is engaged, allowing for smoother airflow and a natural transition through the lower register. While originally introduced to reduce moisture buildup, many players appreciate the freer response and consistency it offers.

Combined with a clean, well-aligned slide, this instrument responds easily and feels comfortable under the hand—making it an excellent choice for advancing players and professionals alike.


Condition Summary

  • Single-owner instrument
  • Played less than one year
  • Super mint condition with minimal signs of use
  • No dents, dings, or structural issues
  • Excellent slide action
  • Valve section operates smoothly and quietly
  • Full professional shop service completed, including chemical bath, slide adjustment, and valve inspection

This horn is fully serviced and ready to play at a high level.


Included

  • Original Conn factory case
  • Trombone care kit
  • Mouthpiece

Questions Trombone Players Often Ask

What makes the Conn 88H series so widely used?
Since its introduction in the 1950s, the Conn 88H has been known for its broad, warm tone and reliable large-bore design. It has become a standard in orchestras, studios, and academic programs worldwide.

What is the difference between the 88HO and the standard 88H?
The primary difference is the open-wrap F-attachment on the 88HO. While originally designed to reduce condensation buildup, it also provides a slightly freer feel when using the valve, which many players prefer.

Is a pre-owned Conn 88HO still a good investment?
Yes. Well-maintained examples like this one can offer excellent performance at a lower cost than new instruments, often with tonal characteristics that players find highly desirable.

How does a red brass bell affect the sound?
Red brass typically produces a warmer, darker tonal color with added richness in the mid-range, making it a popular choice for orchestral and symphonic playing.


🔧 Availability & Archive Status

This Conn 88HO trombone has been sold and is now part of our Archive of Sold Instruments.


🎯 Looking for Something Similar?

If you’re searching for a Conn 88HO or another large bore tenor trombone, we regularly handle instruments in this category.

👉 Browse current inventory here:
https://www.thebrass-exchange.com/trombones

📌 Have a trombone like this to sell or want help determining value?
Contact us for a valuation and explore your options ✍️


Closing Note

This instrument is now part of our archive and serves as a historical reference for players and collectors researching the Conn 88H series and its role in modern trombone performance.