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FACES ON FILM use a Large Internal Film Tab & Preamp to amplify a toy piano for live performance. Thanks Elio!

A Suction Cup Mic is used in an Anechoic Chamber and performance reviewed. Thank you Poppi!

Cold Gold gets a mention from Soundelux in Post Magazine. Thanks Geoffrey!

Cold Gold gets a mention on the Einsturzende Neubaten forum. Thanks Carl!

Youtube video of a Cold Gold Passive Hydrophone used with a Goldak 777 (used to detect swimming pool leaks). Thanks James!

Some great shots of mics in use plus writeup from Defenestrated Records. Thanks Loyd!

 

Hi! Welcome to Cold Gold Contact Microphones, based out of Vancouver BC, Canada.

Offering a wide variety of handmade contact and condenser microphones, hydrophones and audio products to be used with a wide range of musical instruments and non-instruments. I also sell piezos and PVDF film tabs, copper shielding tape, audio adaptors and wireless microphone transmitters.

To order, please send me an email with a list of what you need and where you'd like it shipped to, as well as any questions you may have, and I'll send you your total.


If you'd like to just buy and pay already, kindly visit my
EBAY store, where you can also peruse feedback from over 500 satisfied customers!

Please send all orders, questions and paypal payments to Liane Morrissette at:
liane.morrissette@gmail.com

AUGUST 18 2008 / LOTS OF NEW PRODUCTS!
MINI SILICONE SUCTION CUP MIC / MINI CONDENSER HYDROPHONES
/ BINAURAL CONDENSER MIC SETS / STEREO CLIP CONTACT MIC SETS / 60MM COPPER TAPE / AUDIO ADAPTORS & WIRELESS TRANSMITTERS!


ALL PRODUCTS - Wireless
NEW!

Wireless Transmitter

This excellent quality compact wireless FM transmitter comes with an electret condenser lapel mic (not pictured), but can also be used with any of my mono condenser mic products, passive piezo contact microphones or hydrophones. Transmits up to 100 feet under ideal conditions. Transmitter comes with belt clip, on/off switch, weighs only 100 grams with its 9 volt battery and measures 4" by 3" by 1". Receiver takes one AAA battery (both batteries included). Transmitter has a mono 1/8" input jack, and receiver has a male mono 1/4" output that can be plugged directly into a guitar amp. (Contact mic pictured not included).

Possibilities are endless!

Wireless Transmitter Set - $50 USD each
AVAILABLE SOON - PREORDERS ONLY AT THIS TIME - THANK YOU!

Insured airmail shipping for this item to anywhere: $10 US


ALL PRODUCTS - Condenser Microphones & Hydrophones
NEW!

Mini Condenser Hydrophone (Hydrophone Eyeball)

If you have 1.5 - 9 volt plug-in power, this is the hydrophone choice for you. Lightweight, durable and great sounding, excellent for whale, dolphin, fish, shrimp or bathtub listening and recording. Can also be used inside the mouth or as a close range waterproof air mic. Low noise and high sensitivity with a frequency response range of approximately 20 - 20 000Hz. Impedance of approx. 600 Ohms.

Made with high grade shielded black mini cable and a high quality gold stereo or mono mini male (1/8") output. (If unspecified, standard model comes with stereo out). The capsule head is shielded with copper foil and completey encased in clear marine-grade silicone giving this mic its nickname, the "hydrophone eyeball".

5 Foot Condenser Hydrophone - $60 USD each
10 Foot Condenser Hydrophone - $65 USD each
25 Foot Condenser Hydrophone - $80 USD each

Insured airmail shipping for this item to anywhere: $10 US


NEW!

Binaural Condenser Microphone Set

If you have 1.5 - 9 volt plug-in power, you can record your surroundings just as you experience them with this binaural mic set. Each omnidirectional mic capsule is fitted with a metal alligator clip which can be attached on either side of your head (to a baseball cap brim, headphone arms, glasses, headbands, earmuffs, etc.). The metal teeth are strong so protect plastic surfaces with a piece of card to avoid damage. You don't have to use these mics on your head, they can be configured any way you see fit to obtain unique stereo recordings.

Made with high grade shielded black mini cable and a high quality gold stereo mini (1/8") male output. Mic capsule backs are filled with clear silicone and protected with clear shrinktube.

5 Foot Binaural Microphone Set - $90 USD each
10 Foot Binaural Microphone Set - $95 USD each

Insured airmail shipping for this item to anywhere: $10 US


ALL PRODUCTS - Contact Microphones - Active

Buffered XLR Contact Microphone

A classic brass piezo contact microphone optimized with electronics. This mono mic requires standard 48v phantom power and terminates in a high quality male 3-pin XLR output. The low noise preamp built right into the piezo head lowers the impedance and provides 3dB of amplification giving you a louder, wider, more natural sounding frequency response. Made with 1/8" thick crystal clear shielded audio cable and 27mm brass piezo head backed with glittery silver or gold polyethylene. Lightweight, durable and moisture resistant. Unbalanced.

5 Foot Buffered Mic - $65 USD each
10 Foot Buffered Mic - $70 USD each (weight: 100g)
25 Foot Buffered Mic - $85 USD each

Insured airmail shipping for this item to anywhere: $10 US


NEW!

Buffered XLR Contact Microphone with Alligator Clip

A classic brass piezo contact microphone optimized with electronics and equipped with a strong metal alligator clip. This mono mic requires standard 48v phantom power and terminates in a high quality male 3-pin XLR output. The low noise preamp built right into the piezo head lowers the impedance and provides 3dB of amplification giving you a louder, wider, more natural sounding frequency response. Made with 1/8" thick crystal clear shielded audio cable and 27mm brass piezo head backed with glittery silver or gold polyethylene. Lightweight, durable and moisture resistant. Unbalanced.

5 Foot Buffered Mic with Clip- $75 USD each
10 Foot Buffered Mic with Clip- $80 USD each (weight: 100g)
25 Foot Buffered Mic with Clip- $95 USD each

Insured airmail shipping for this item to anywhere: $10 US


ALL PRODUCTS - Brass Contact Microphones - Passive

Basic Contact Microphone

Passive brass piezo mono contact microphone with high quality 1/4" male output plug. Made with 1/8" thick crystal clear shielded audio cable and 27mm brass piezo head backed with glittery silver or gold polyethylene. Lightweight, durable and moisture resistant. Great for noise enthusiasts or for miking musical instruments. Can be made with a miniplug upon request.

5 Foot Contact Mic - $25 USD each
10 Foot Contact Mic - $30 USD each
25 Foot Contact Mic - $45 USD each

Add $2 for dual-mono.

Insured airmail shipping for this item to anywhere: $10 US


Basic Contact Microphone with Alligator Clip

Passive brass piezo mono contact microphone with high quality 1/4" male output plug. Made with 1/8" thick crystal clear shielded audio cable and 27mm brass piezo head backed with glittery silver or gold polyethylene. Soldered onto the disc is a small alligator clip that can open its jaws approximately 0.25 inches wide. Originally designed for collecting sounds from wires, bridges and chain link fences. Lightweight, durable and moisture resistant. Great for noise enthusiasts or for miking musical instruments. Can be made with a miniplug upon request.

5 Foot Contact Mic - $35 USD each
10 Foot Contact Mic - $40 USD each
25 Foot Contact Mic - $55 USD each

Add $2 for dual-mono.

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


Basic Contact Microphone - 1/4" Stereo Set

This stereo set comes with two 1/4" mono male phone plugs and can be used as is or pulled apart to make two mono mics. Made with 1/8" thick crystal clear shielded audio cable and 27mm brass piezo head backed with glittery silver or gold polyethylene. Lightweight, durable and moisture resistant. Pull it apart and you have two mono contact microphones. Great for noise enthusiasts or miking musical instruments. Single stereo 1/4" plug available upon request.

5 Foot Stereo Set - $45 USD each
10 Foot Stereo Set - $50 USD each
25 Foot Stereo Set - $75 USD each

Insured airmail shipping for this item to anywhere: $10 US (Add $6 for 25 Footer)


Basic Contact Microphone - Mini Stereo Set

This stereo set is made with 27mm passive brass piezo heads and terminates in a high quality stereo 1/8" output. Made with high quality black shielded audio cable. Mic heads are backed with glittery silver or gold polyethylene. Lightweight, durable and moisture resistant. Excellent for MiniDisc field recording.

5 Foot Mini Stereo Set - $45 USD each
10 Foot Mini Stereo Set - $55 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


NEW!

Basic Contact Microphone - Mini Stereo Set with Alligator Clips

This stereo set is made with 27mm passive brass piezo heads with two strong metal alligator clips attached. Terminates in a high quality stereo male 1/8" output. Made with high quality black shielded audio cable. Mic heads are backed with glittery silver or gold polyethylene and clips are soldered to the brass. Lightweight, durable and moisture resistant. Excellent for MiniDisc field recording.

5 Foot Mini Stereo Set - $60 USD each
10 Foot Mini Stereo Set - $70 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


Basic Contact Microphone - Stereo RCA Set

This stereo set is made with 27mm brass piezo heads and terminates in two RCA male plugs. Can be easily peeled apart to make two mono mics. Don't be fooled by the price, these mics have excellent sound! RCA sets may vary slightly from model pictured.

6 Foot RCA Stereo Set - $25 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 4 sets)


ALL PRODUCTS - Specialty Contact Mics

NEW!

Silicone Suction Cup Microphone - Mini

This specialty microphone is made with a medical grade grey silicone suction cup that can stay attached to slick smooth surfaces for days! It's also ideal for sticking to the body for the collection of heartbeats, lung sounds, etc. Works best when used with a high impedance amplifier and/or preamp. This suction cup is approximately 1.5 inches wide with a 20mm brass piezo sensor element secured inside the cup with clear silicone. Made with a male mono 1/4" output plug, 1/8" mono output plug, or male mono XLR out upon request. If unspecified, stock mic comes with 1/4" out.

10 Foot Medium Suction Cup Contact Mic - $55 USD each
25 Foot Medium Suction Cup Contact Mic - $70 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


Silicone Suction Cup Microphone - Medium

This specialty microphone is made with a medical grade grey silicone suction cup that can stay attached to slick smooth surfaces for days! More robust than the mini suction cup mic, it's also ideal for sticking to the body for the collection of heartbeats, lung sounds, etc. Works best when used with a high impedance amplifier and/or preamp. This suction cup is approximately 2.75 inches wide with a 27mm brass piezo sensor element secured inside the cup with clear silicone. Made with a male mono 1/4" output plug, 1/8" mono output plug, or male mono XLR out upon request. If unspecified, stock mic comes with 1/4" out.

10 Foot Medium Suction Cup Contact Mic - $48 USD each
25 Foot Medium Suction Cup Contact Mic - $63 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


ALL PRODUCTS - PVDF Contact Microphones - Passive

PVDF Piezo Cable Contact Microphone

Made from 3mm thick piezoelectric cable covered with a black plastic jacket. The standard version of this microphone comes with 5 inches of piezo cable attached with a strong shielded join to the end of matching black shielded cable with a male 1/4" mono phone output. This is a passive piezo mic which benefits a lot from a piezo preamp but will also work well with a guitar amp. This mic will also fit most bridge slots. Please specify 1/4" or 1/8" mono output.

This mic is good for getting into tight spots, but the sound you get out of it will depend a lot on how well it contacts the vibratory surface. Works best when wedged tightly or glued down. Great for noise enthusiasts.

5 Foot Piezo Cable Mic - $45 USD each
10 Foot Piezo Cable Mic - $50 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


PVDF Film Tab Contact Microphone

This microphone is made from a small flexible piezo film tab which has been fully shielded with copper tape and coated with white or black Plasti-Dip, attached to clear, shielded audio cable and terminated with a 1/4" male mono phone plug.

The head measures approximately 1.75" by 0.5". This microphone works best when wedged into tight places or glued down. Use with a piezo preamp for best results.

5 Foot Piezo Film Tab Mic - $43 USD each
10 Foot Piezo Film Tab Mic - $48 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


Factory-Shielded Piezo Film Tab Contact Microphone

This little PVDF film tab has been fold-shielded at the factory so the bare surface of the film can be put into direct contact with your sound source. This makes it a much more sensitive film tab mic that still needs to be properly attached to a surface to sound good. Comes with 17 inches of cable and 1/4 inch male mono phone output plug. More delicate than the regular film tab microphone. Excellent for under-bridge placement on violin, bass and cello.

17 Inch Factory Shielded Film Tab Mic 1/4" Output - $50 USD each
17 Inch Factory Shielded Film Tab Mic 1/8" Output - $50 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


ALL PRODUCTS - Internal Pickups - Passive

Large PVDF Film Tab Internal Pickup

A large 6 inch by approximately 0.75 inch film tab mic, fully shielded with copper tape and hooked up with 17 inches of shielded black cable to a female 0.25 inch panel mount mono phone jack. To get the most out of this microphone the entire length of the film tab needs to be securely attached to the vibratory surface. Use with a piezo preamp for best results. Use caution when handling, copper edges are sharp.

17 Inch Large Internal Film Tab Pickup - $50 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


Double PVDF Film Tab Internal Pickup

Two 1 inch by 1/2 inch flexible film tabs, fully shielded with copper tape and hooked up with 14 inches of shielded black cable to a female 1/4 inch panel mount mono phone jack. Perfect for miking two distinct areas. Use with a piezo preamp for best results. Can also be used as an under-bridge pickup for bass and cello. Use caution when handling, copper edges are sharp.

17 Inch Double Internal Film Tab Pickup - $50 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 microphones)


ALL PRODUCTS - Hydrophones - Active

Buffered XLR Hydrophone

A double brass piezo hydrophone optimized with electronics. This mono mic requires standard 48v phantom power and terminates in a high quality male 3-pin XLR output. The low noise preamp built right into the piezo head lowers the impedance and provides 3dB of amplification giving you a louder, wider, more natural sounding frequency response. Made with 1/8" thick crystal clear shielded audio cable. Lightweight, durable and waterproof. Not for use with very hot liquids for extended periods. Unbalanced.

5 Foot Buffered Hydrophone - $80 USD each
10 Foot Buffered Hydrophone - $85 USD each
25 Foot Buffered Hydrophone - $100 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 hydrophones)


ALL PRODUCTS - Hydrophones - Passive

Basic Mono Hydrophone

This passive hydrophone is made with shielded clear cable and a 27mm double brass piezo head coated in non-toxic white rubber. Standard model comes with a male mono 1/4 inch output plug.

5 Foot Mono Hydrophone - $45 USD each (black coating)
10 Foot Mono Hydrophone - $50 USD each
25 Foot Mono Hydrophone - $65 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 hydrophones)


Basic Stereo Hydrophone

This true stereo, passive hydrophone is made with shielded black cable, 27mm double brass piezo head coated in black non-toxic rubber, and stereo mini male (1/8 inch) output plug.

5 Foot Stereo Hydrophone - $50 USD each
10 Foot Stereo Hydrophone - $55 USD each
25
Foot Stereo Hydrophone - $70 USD each

Insured airmail shipping for this item to anywhere: $10 US (for up to 2 hydrophones)


ALL PRODUCTS - Piezos and Parts

27mm Brass Piezo Discs

These are the piezos I primarily use for my mics. They have an excellent frequency response that ranges from about 20 HZ up into the ultrasonic range. Because they're built with a brass resonating disc, they have a degree of self-resonance that produces a louder, if sometimes 'tinny' sounding signal which can be improved by damping. Make your own contact mics, drum triggers, speakers, switches, buzzers, transducers...

$1 Each , 10 for $9, 50 for $40, or 100 for $70 USD

Lettermail shipping available (uninsured) : $1 within Canada, $2 Internationally (50 to 100 discs - $10 Shipping)


20mm Small Brass Piezo Discs

Same as above but smaller, slightly beefier discs that can be used to make your own contact mics, drum triggers, speakers, switches, buzzers, transducers...

$1 Each , 10 for $9, 50 for $40, or 100 for $70 USD

Lettermail shipping available (uninsured) : $1 within Canada, $2 Internationally (50 to 100 discs - $10 US)


Small PVDF Piezo Film Tabs

These 1 inch by 1/2 inch flexible fluoropolymer film tabs have two metal pins for soldering to connections of your choice. These film tabs usually need to be shielded to reduce hum. They have a vast frequency response range in excess of 0.001 HZ to over 1 billion HZ.

To download a PDF version of the complete technical manual for PVDF film, please click here.

$4 each
10 for $30 USD

Lettermail shipping available (uninsured) : $1 within Canada, $2 Internationally (insured shipping - $10 US)


Self-Adhesive Copper Shielding Tape - 23mm Wide

23mm wide and sold by the foot, this is the tape used to shield piezos, a must for film tab microphones, guitar and bass pickup cavities, electronics, etc. Easy to solder to, with one side coated with a strong conductive adhesive. It's sharp, so use caution when handling.

Copper tape will be be packaged by folding into sections to fit into envelopes, so expect a few neat creases which can be smoothed out later with a bone folder or fingernail.

Copper Tape 23mm Wide - $2 USD per foot

Lettermail shipping available (uninsured) : $1 within Canada, $2 Internationally (insured shipping - $10 US)


NEW!

Self-Adhesive Copper Shielding Tape - 60mm Wide

60mm wide and sold by the foot, this is the tape used to shield piezos, a must for film tab microphones, guitar and bass pickup cavities, electronics, etc. Easy to solder to, with one side coated with a strong conductive adhesive. It's sharp, so use caution when handling.

Copper tape will be be packaged by folding into sections to fit into envelopes, so expect a few neat creases which can be smoothed out later with a bone folder or fingernail.

Copper Tape 60mm Wide - $3 USD per foot

Lettermail shipping available (uninsured) : $1 within Canada, $2 Internationally (insured shipping - $10 US)


NEW!
SOLD OUT

Double RCA to Stereo Mini (1/8") Adaptor

This is a high quality adaptor that can be used to add versatility to your stereo RCA contact mic set. Shipped for free (up to 3 adaptors) when purchased at the same time as microphones.

$4 USD each

Lettermail shipping available (uninsured) : $2 within Canada, $4 Internationally (insured shipping - $10 US)


NEW!

Mono 1/4" Female to Mini 1/8" Male Adaptor

This is a high quality, all metal silver adaptor that can be used to add versatility to your microphones. Shipped for free (up to 3 adaptors) when purchased at the same time as microphones.

$4 USD each

Lettermail shipping available (uninsured) : $2 within Canada, $4 Internationally (insured shipping - $10 US)


NEW!

Mono Mini 1/8" Female to 1/4" Male Adaptor

This is a high quality, all metal silver adaptor that can be used to add versatility to your microphones. Shipped for free (up to 3 adaptors) when purchased at the same time as microphones.

$4 USD each

Lettermail shipping available (uninsured) : $2 within Canada, $4 Internationally (insured shipping - $10 US)



This page was updated on August 18 / 2008