Conrad BPA30 User manual

BPA30
User Manual
Introduction:
Thank you for inviting BPA30 into your music life. The BPA30 is a portable battery
powered amplifier. With the BPA30, you can easily perform your music outside with
great tone, In order to achieve the most performance and safety operation, please read
this user manual in detail.

1.) Features:
zTwo input channels for connecting microphones (high and low Z) and
instruments
zCD input jacks for connecting a CD or tape player, drum machine or other
background source
zHeadphones jack for monitoring
zInternal rechargeable power supply provides a minimum of 8 hours normal
playing time ,the recharging time is no more than 6 hours
zTwo-color power status LED: red indicates low battery, yellow indicates battery
is okay
zTuned port cabinet for extended bass response, 8” woofer and 2” Piezo tweeter
for full range sound with clear highs
zRubber feet on three different sides for positioning as either a low angle monitor,
high angle monitor or upright speaker

2.) Front panel
1. Input 1 Volume: This jack accepts a microphone(high or low Z) or a instrument.
2. Input2 Volume: This jack accepts a microphone(high or low Z) or a instrument.
3. Equalization Low/Low Mid/High Mid/ High: These knobs are used to adjust
the level in low/low mid/high mid/ high frequencies.
4. CD Input: This jack accepts sources from a CD player, a tape player, a drum
machine or any other similar source to the amplifier by means of a shielded signal
cable.
5. Headphones: Use this jack to connect a pair of stereo headphones to the
amplifier. The internal speaker is disconnected when the headphones jack is used.
6. Power: Use this switch to turn the amplifier on or off.

3.) Rear panel
1. DC Charger Plug: This jack accepts a 15VDC charger to recharge the battery
(power switch off) or to supply power to the amplifier while playing (power
switch on).
2. DC CIGARETTE LIGHTER ADAPTER, 12 VDC: This jack accepts a small
round connector of the optional 12-volt car adapter to power the amplifier from a
vehicle instead of the internal battery. This connect doesn’t supplied 15-volt
charger to this jack, be careful!!
4.) Suggestion Setting

Application 1
Plug a mic into Input 1 and an instrument such as a guitar into Input 2. Any types of
pickups are available.
When any effect devices are needed, please connect the device and Insert jack , or
between the microphone and Input1. Note that the effect is applied when the device is
connected into the Insert jack.
Application 2
When using a drum machine, CD player, or tape player , plug the one device into the
Input 1 or plug multi devices into a combiner adapter as shown.
Application 3
Plug a mic into Input 1 and a CD or tape player into Input 2. The outputs of the
CD/tape player must be summed to a mono signal with a 1/4” plug, as shown.

Application 4
Plug a mic into Input 1, and an instrument such as guitar into Input 2, and a drum
machine, CD player or tape player into the Insert jack. The outputs of the CD/tape
player must be summed to a mono signal with a 1/4” plug, as shown.
5.) Specification
Output Power Rating 30W RMS @ 10% THD, 8 ohms,
13.6VDC in
Input Impedance 1M ohm
Maximum signal accepted Channel 1 6V peak to peak
Channel 2 12V peak to peak
Gain Channel 1 64dB
Channel 2 56dB w/Gain switch out

86dB w/Gain switch in
Sensitivity Channel 1 :9mV RMS
Channel 2 :20mV RMS w/Gain
switch out
.7mV RMS w/Gain switch in
Line In Insert .3V RMS
Tone CHANNEL 1 +/–15dB @ 600Hz
EQS CHANNEL 2 Low 12.5dB range @ 80Hz
Mid 18dB range @ 850Hz
High 13dB range @ 6kHz
Insert Jack Tip Line In
Ring Line Out
Sleeve Ground
Speaker Woofer :Crate Custom Design 8”, 8
ohm, 50 watt ,1” voice coil
Tweeter :2” Piezo, 8 ohm, 50 watt
Power Requirement Internal 12 volt DC power supply
DC adapter for use with 120VAC
Optional 12V vehicle lighter adapter
Dimension 17”(W) 12-1/2”(H) 12-1/2”(D) 17
lbs.
Safety instruction:
Caution: To reduce the risk of electric shock, do not remove the cover, no-user
serviceable parts inside. Refer servicing to qualified service personnel.
Warning: To reduce the risk of fire or electronic shock, do not expose the
appliance to the rain or moisture.
Read instructions: All the safety and operating should be read before the appliance
is operated
Retain instructions: All the safety and operating should be read before the
appliance is retained for future reference
Heed warning: All warnings on the appliance in the operating instruction should
be adhered to.
Follow instruction: All operating and user instruction should be followed.

Water and Moisture: Do not use this appliance near water (such as bathtub,
washbowl,kitchen sink, laundry tub, wet basement, or near a swimming pool)
Heat: Guard against the heat sources such as radiators ,stoves, or other equipments
radiate heat.
Power source: The appliance should only be supplied with the type described in
the operating instruction or marked on the rear panel of the appliance.
Cleaning: The appliance should be cleaned only as the instructions recommended
by the manufacturer.
Avoid objects or liquids entry: Care should be taken so that objects or liquids will
not be dropped into the enclosure.
Damage requiring service:
In the following circumstances, repairs should be performed only by qualified
service personnel:
7. AC power cord or AC socket is damaged
8. Any object has fallen into the appliance
9. Liquid is spilled into the appliance
10. The appliance has been exposed to rain
11. The appliance dose not appear to operate normally
12. The appliance has been dropped or the enclosure is damaged
CAUTION:
TO REDUCE THE RISK OF ELECTRONIC SHOCK, DO NOT REMOVE
COVER.NO USER-SERVICEABLE PART INSIDE.