Thank you for buying a P&P Amplification product.
The PA50 can handle max. 50w output power
Please read this manual before using.
Warning: Have a look to impedance! Your amp, your speaker and your
Power Attenuator must have the same impedance. You can really damage
your equipment if impedance isn’t equal!
Don’t switch on you amp if no speaker is plugged in: it can damage your
output transformer! Please use the load box mode in this situation.
Power Attenuator can be warm if in use, it’s normal and unavoidable
Please use in a well-ventilated place, out of reach of children to prevent risk
of burns.
NO WARRANTY from P&P AMPLIFICATION and NO RIGHT OF
RECOURSE by improper operations!
Product description :
1 : Input 4 : Line Out volume button
2 : Output 5 : Line Out outlet
3 : 6 position rotary switch 6 : switch Load Box
Technical specifications:
Power attenuator “T-Bridge”type
One input, one Output (second output in option),
6 position rotary switch: from -15dB to -30dB,
Load Box mode,
Line Out outlet,
Fits all 50w max tube amplifier
All components are Rohs compliant.
User guide:
1. Check, that impedance from Attenuator, amp and speaker is the same
2. Verify that amp power is not too high for the power attenuator
3. Plug speaker cable (or adapter) from amp (speaker output) to Power
Attenuator Input
4. Plug in a second speaker cable (or adapter) from speaker to Power
Attenuator Output
5. Switch on the amp
6. Switch on the Power Attenuator and adjust attenuation with the 6
position rotary switch.
Please only use speaker cables, and not instrument cables. You’ll find what
you need on P&P Shop.
Load Box mode :
Push up load box switch (6). It shut down the sound. You can now use the
line out outlet.
Line out :
Connect a mono jack in line out (5). Connect it to a mixer / recorder. Then
choose an attenuation with the selector (4)
Tableau d’atténuation :
For example : a vox AC15 (15w) will develop 0.47w on the -15dB position.
après
atténuation - 15dB - 18dB - 21
- 24dB
- 27dB -30dB
Ampli 50w 1,56 0,78 0,39 0,20 0,10 0,05
Ampli 30w 0,94 0,47 0,23 0,12 0,06 0,03
Ampli 15w 0,47 0,23 0,12 0,06 0,03 0,01
