Don Felder - Here is a shot of my pedal board which always includes a Peterson tuner. I've used their products both in the studio and on the road now for decades
GoGo Tuners Blog - GoGoTuners.com
KLIQ TinyTune Tuner Pedal for Guitar and Bass - Mini - Chromatic - with Pitch Calibration and Flat Tuning (Power Supply Required) : Amazon.co.uk: Musical Instruments & DJ
Boss TU3S Chromatic Pedal Board Tuner - GigGear
The Right Guitar Tuner For You? – That Pedal Show
Walrus Audio Canvas Tuner review | MusicRadar
The Ultimate Guide to Guitar Effects Pedal Order and Signal Chain - BOSS Articles
Building Your Guitar Effects Pedalboard: A Step By Step Guide - Paul Burke Guitar Tuition
How To Set Up Your First Pedalboard - Andertons Blog
Tuner Pedal Shade cover for bright sun gigs- Fits Boss style TU2 TU3 | eBay
My Guitar Pedal Board - Boss Tuner, TS7 Tube Screamer, CH-1 Chorus, Marshall VT-1 Vibratrem
Guitar Effect Pedals - Tuner Pedals | Liberty Park Music
Pedaltrain PT-SST Space Saver Tuner, Super Compact Pedal Board Chromatic Tuner | eBay