100.3 KZRX Phoenix, AZ | Tribute

10/08/2025

KZRX had it's own boat, racing the waters of Firebird Motorsports Park, circa 1992-1993 season. KZRX did a live remote of the races with host THE G-STER, featuring KC KENNEDY, and several other staff, as seen here with the boat owners and crew.

22/07/2025

The "Prince of Darkness" OZZY OSBOURNE died today at age 76. OZZY was a staple on Z-Rock during its entire broadcast history. Here's a classic photo of OZZY in the KZRX studio with MADD MAXX HAMMER. Long live OZZY and his music from BLACK SABBATH to his solo work! God Bless and Rest in Peace Ozzman!

07/03/2025

Veteran UFO, SCORPIONS, and MSG guitarist MICHAEL SCHENKER, was a regular guest on THE G-STER's afternoon show on KZRX, when visiting Phoenix. SCHENKER at the time lived in the Red Rocks of Sedona. Was always fun on-air, and joined KC KENNEDY for various comedy bits and improv in-studio guitar jams.

04/05/2024

Before KZRX went off the air, their final bumper sticker campaign, had a little less know logo. Somebody's trying to sell these on Ebay, collectors item??

100.3 FM KZRX Radio Station Vintage Bumper Sticker Arizona 12”x4”

13/03/2024

This year marks the 34th Annual Ostrich Festival in Chandler, AZ. Here's a picture from the 1993 broadcast, in which KZRX's G-STER did a live broadcast remote from the Ostrich Festival. Looks more like a KNIX event but we're told metal heads from around the valley attended the Arizona tradition.

10/12/2023

The alternative metal group TYPE O NEGATIVE gained national radio airplay, after KZRX was the first to break their music. During a MTV broadcast from Phoenix, PETE STEELE lead singer of the group, gives Z-ROCK a shout out... notice his face after the response from the MTV interviewer...

15/09/2023

Sad news today, as we learn of the death of Arizona radio legend JONATHAN L, who passed away at his home in Germany. Real name Jonathan Rosen, was one of the pioneers of Alternative rock radio, who launched KUKQ radio in 1989, after a successful run of his VIRGIN VINYL radio show. Rest in Peace....

09/09/2023

Who remembers one of the biggest rock concert events in Arizona history? "ROCKFEST 93" KZRX presented this incredible event May 14th & 15th back in 1993. One day was dedicated to all metal bands, and the second day to emerging alternative rock groups. MADD MAXX HAMMER broadcasted live from the historic event. Compton Terrace had record attendance on the first day!
[Thanks to KC Kennedy for this classic memorabilia, from his personal collection]

11/07/2023

Here's an article from the Rock Radio Trade Magazine THE HARD REPORT, from February 1993. KZRX and Program Director "The G-Ster" were featured, after a huge ratings debut in the Phoenix market. He explains a bit of KZRX's success in the article, and moves to unseat rival KUPD.

09/07/2023

KZRX Classic bumperstickers are on sale for $1 - get yours today - plus other radio stations from Phoenix! Valley residents:
https://phoenix.craigslist.org/evl/clt/d/gilbert-radio-station-bumper-stickers/7638309367.html

11/05/2023

Former KZRX personality ERIC BRAVERMAN, teams up with SLAYER's TOM ARAYA for a new Arizona Museum

Eric Braverman of Heavy Metal Television has opened the world's largest Last Supper Museum in Douglas, Arizona, with help from Slayer's Tom Araya.

13/09/2022

Many of you have messaged us about where to find those classic KZRX T-Shirts from the good ole days! Redbubble has now reissued the classic items for sale now! All colors, sizes, and shirt types, check it out!

Classic KZRX 100.3 FM T-Shirt, featuring the "Rock of Arizona" moniker, from the early 1990s Phoenix area hard rock & heavy metal radio station. • Millions of unique designs by independent artists. Find your thing.