
KSR Vesta 3 Channel Preamp Pedal
KSR - Vesta, 3-Channel Pre-Amp Pedal based On Legendary 80s & 90s Amps
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3 Channel Preamp Pedal
KSR - Vesta

Legendary Tones In A Single Pedal!The KSR Vesta features a brand new set of voices along with a familiar settings. Based around a few of the worlds favourite amps of the 80s and 90s, you’ll feel right at home. Imagine a classic Crunch tone perfect for rock and blues, along with a familiar 90s high-gain sound. If modern extended range high-gain is what you're into, the Ceres™ delivered. If you’re more at home on a 6 string, the Vesta may be your preference.
Featuring a smooth, chunky, thick, and more low-mid focused. It takes boosts just like your favourite vintage high-gain amps and responds incredibly well to the guitar’s volume control. The Clean channel is also identical to the beloved Ceres.
at a glance
• 3-Channel pre-amp based on legendary 80s and 90s amps
• Includes a brand new set of voices
• Perfect for rock, blues and 90's high-gain
• Works great live or in the studio
Easy Integration

HookupTop mounted jacks allow for easy integration into your current pedal board. Unique to KSR's pedal operation, 3 bypass modes are included — True Bypass, Buffered Bypass, and Clean Bypass. In True and Buffered bypass the pedal operates as expected, without tonal coloration.
The Clean Bypass mode enables the top row of Tone and Volume knobs accessing the Clean channel. These various Bypass Modes allow for integration into any style of set up, from driving a power amp directly (Clean mode), hitting a clean amp down the chain on your pedal board (True Bypass mode), or at the start of your pedal board, driving your other pedals into a clean amp (Buffered mode).
The preferred operating method is to run the Vesta™ into the input of the effects loop return of any amplifier head or directly into a power amp, but it works just as well when run into a clean channel with some EQ tweaking. For example, a typical Fender style clean circuit sounds best with Mids cranked, Bass around noon, Treble around 9-10:00, and Bright OFF.
Time based effects (delay, chorus, flange, etc) should be placed after the Vesta™, before the power amp. A simple loop switcher can even be used to create effects loop(s) between the Vesta™ and power amp.
Versatile Control

Bypass switchingThe Vesta features two integrated footswitch buttons that activate the 3 channels. The left button toggles between Bypass and Rhythm/Lead. The right button toggles between Rhythm and Lead. With the Bypass Mode switch set to Clean, bypassing the pedal actually activates the Clean channel.
The gain controls in all channels feature the same range from clean to saturated signals and work as close as possible to the full size KSR amps. Each function without any unwanted top-end artifacts typically associated with solid-state circuits. The Vesta™ EQ options then make for a highly versatile Pre-Amp pedal giving you plenty of control.
BrightUp = On, Down = Off. The switch works just like a typical Gain pot bright capacitor in that the lower the Gain setting, the more the effect.
FeelUp = Fat, Center = Tight, Down = Thick
ModeUp = Crunch, Center = Full Saturation, Down = Vintage High-Gain
Connections

Plug-In!At the front of the pedal you'll find the external control input on the top right, then Guitar Input, 9V DC input, and finally Output to amp. The 9V DC input requires at most 200 mA to function. This is accessible using the high-current output of a Voodoo Labs Pedal Power, or similar. If 9V is exceeded, the pedal will shutdown to protect the internal electronics. Optimal voltages are generated internally, so providing more than 9V is simply not necessary, or possible.
The Control port is a 3.5mm (1/8″ headphone) TRS jack that allows control of the pedal channels and future expansion. Simply use an 1/8″ to 1/4″ TRS cable / adapter to connect this to momentary contact closure relays, and you can completely control the pedal, just as you can with the two foot switches.
KSR Vesta - Vintage High Gain Preamp

The Tech Spec
Features | Specification | Controls | Level (Clean), Level (Rhythm), Level (Lead), Tone (Clean), Treble (Rhythm), Middle (Rhythm), Bass (Rhythm), Gain (Rhythm), Treble (Lead), Middle (Lead), Bass (Lead), Gain (Lead) |
---|---|
Switch | Clean/T.B./Buffer, Bright (Rhythm), Feel (Rhythm), Mode (Rhythm), Bright (Lead), Feel (Lead), Mode (Lead) |
LED | Effect On/Channel |
Footswitch | Effect Bypass, Rhythm/Lead |
Input & Output | 6.3 mm jack |
CNTRL | 3.5 mm stereo mini jack |
Mains Adapter Connection | Hollow female plug 5.5 x 2.1 mm, negative pole inside |
Power Consumption | 200 mA |
Switching | True/buffered bypass |
Power Supply | 9 V DC mains adapter (not included) |
Dimensions (W x H x D) | 144 x 57 x 124 mm |
Weight | 610 g |