The John Hardy Company manufactures several different models of stand alone microphone preamplifiers, replacement mic preamp cards for third party mixing consoles and discrete op-amp modules.
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| Stand Alone Microphone Preamplifiers: | ||||||
 | M-1 Mic Preamp (includes VU-1 meter and JT-11-BMQ output transformer options) | |||||
| 1 channel | $1120.00 | |||||
| 2 channels | $1715.00 | |||||
| 3 channels | $2310.00 | |||||
| 4 channels | $2905.00 | |||||
| Additional channel for existing M-1 | $595.00 | |||||
| M-1 Mic Preamp Components And Options Sold Individually | ||||||
| M-1 mainframe with 4 channel capacity | $525.00 | |||||
| MPC-1 mic preamp card, less options | $350.00 | |||||
| VU-1 deluxe meter card option | $135.00 | |||||
| PK-1 peak LED card option (not required with VU-1) | $35.00 | |||||
| JT-11-BMQ Jensen output transformer option | $110.00 | |||||
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M-2 Mic Preamp (includes VU-1 meter and JT-11-BMQ output transformer options). | |||||
| 1 channel (Specify "20 Ohm MIC" OR "20dB PAD" switch) | $1165.00 | |||||
| 2 channels (Specify "20 Ohm MIC" OR "20dB PAD" switch) | $1805.00 | |||||
| 3 channels (Specify "20 Ohm MIC" OR "20dB PAD" switch) | $2445.00 | |||||
| 4 channels (Specify "20 Ohm MIC" OR "20dB PAD" switch) | $3085.00 | |||||
| Additional channel for existing M-2 | $640.00 | |||||
| M-2 Mic Preamp Components And Options Sold Individually | ||||||
| M-2 mainframe with 4 channel capacity | $525.00 | |||||
| MPC-1
mic preamp card, less options | $395.00 | |||||
| VU-1 deluxe meter card option | $135.00 | |||||
| PK-1 peak LED card option (not required with VU-1) | $35.00 | |||||
| JT-11-BMQ Jensen output transformer option | $110.00 | |||||
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M-1 Personal Mic Preamp (includes VU-1 meter and JT-11-BMQ output transformer options) | |||||
| (Call for availability) | Single channel | $995.00 | ||||
| M-1 Personal Mic Preamp Components And Options Sold Individually | ||||||
| M-1 Personal mainframe with 1 channel capacity | $400.00 | |||||
| MPC-1 mic preamp card, less options | $350.00 | |||||
| VU-1 deluxe meter card option | $135.00 | |||||
| PK-1 peak LED card option (not required with VU-1) | $35.00 | |||||
| JT-11-BMQ Jensen output transformer option | $110.00 | |||||
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Jensen Twin Servo 990 Mic Preamp (available with 1 through 4 channels) | |||||
| 1 channel | $1550.00 | |||||
| 2 channels | $2450.00 | |||||
| 3 channels | $3350.00 | |||||
| 4 channels | $4250.00 | |||||
| Additional channel for existing Jensen Twin Servo | $900.00 | |||||
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Jensen Twin Servo 990 Mic Preamp (2 channels with 22 position gain switch) | |||||
| Special two channel version | $2895.00 | |||||
| Console Upgrade Mic Preamplifiers: | ||||||
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MPC-500C A direct replacement for MCI-500C and some D-series console mic preamp cards. | |||||
| Per card | $350.00 | |||||
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MPC-600 A direct replacement for MCI-600 series console mic preamp cards. | |||||
| Per card | $325.00 | |||||
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MPC-3000 A direct replacement for Sony MXP-3000 series console mic preamp cards. | |||||
| Per card | $350.00 | |||||
| 990 Discrete Operational Amplifier: | ||||||
 |
990 Discrete Operational Amplifier and accessories. | |||||
| 1-9 | 10-24 | 25-99 | 100-999 | 1000-Up | ||
| 990C | $49.95 | $46.95 | $43.95 | $41.95 | $39.95 | |
| Socket For .040"D Pin (6 required per 990) | $1.90 | $1.80 | $1.75 | $1.40 | $0.79 | |
| Output Isolator | $4.65 | $4.25 | $3.70 | $3.25 | $2.95 | |