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info    updated 10/7/2008...please email corrections/info

Park

http://www.rockometer.com/amps/parkind.html

Reviews http://reviews.harmony-central.com/reviews/Guitar+Amp/brand/Park

Pearl

http://www.geocities.com/stompbox2001/pearl.htm

http://tix.gozaru.jp/stompbox.html

Reviews http://reviews.harmony-central.com/reviews/Effects/brand/Pearl

Peavey

In response to a question on the peavey Forum is the following response "If you post the serial numbers Roger will tell you when it was made. There is no secret code or way to de-code the date of production."

http://forums.peavey.com:8080/~amps

http://www.classic400.com/

http://en.wikipedia.org/wiki/Peavey_Electronics

Reviews http://reviews.harmony-central.com/reviews/Guitar+Amp/brand/Peavey

Peters

http://www.guitaramplifiermagazine.com/pub/2005/premier_issue/peters_3cp1.htm

Reviews http://reviews.harmony-central.com/reviews/Guitar+Amp/brand/Peters+Amplification

Pignose

Made since - 1972. Terry Kath and other members and associates of the band Chicago (then known as Chicago Transit Authority) introduced The Legendary Pignose Amplifier at the 1973 summer NAMM show.

 Now made in Hong Kong & China.

The 7-100 ( since 1985 ) the first two numbers are the year of manufacture. The other models since 1996, the first two numbers denote the year of manufacture.
[Source: HOWARD @ PIGNOSE, email 8/4/2008]

Pigtronix

"We started in 2004
There is a serial number sticker (in most cases) on all of our pedals.
Additional info:

EP-1 Phaser
   ver. 1 serial #s = 1-500
   ver. 2 serial #s = 501 - 1500

OFO Disnortion
    ver 1 (heavy chassis) serial #s = 1 - 650
    ver 1.2 serial #s = blank  (up to 1000)

ASDR Attack Sustain
    ver 1 (gloss)  serial = #1 - 200
    ver 1.2 serial # 201-1000

PHI Echolution
    ver 1 serial = #1 - 150
    ver 1 .2 serial = #151 - 250
    ver 2 serial = #250 - ...

PSO PolySaturator
    ver 1 (handpainted by Myrold) - serial #1-500
    ver 1.2 - serial #501 - ...

MGS Analog Synthesizer - coming in September 2008

[source: David K, Pigtronix, email 6/7/2008 ]

http://en.wikipedia.org/wiki/Pigtronix

Reviews http://reviews.harmony-central.com/reviews/Effects/brand/Pigtronix

PMP

PMP catalog 1982 http://brochures.yokochou.com/effector/pmp/198x/index.html

Premier Amplifiers

1962 Premier amp catalog http://www.harpamps.com/premier/premier.html

Reviews http://reviews.harmony-central.com/reviews/Guitar+Amp/brand/Premier

Reviews http://reviews.harmony-central.com/reviews/Effects/brand/ProCo